View from Yvapai Point, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0012.html Temples at Dawn from Yvapai Point. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0698.html Temples at Dawn from Yvapai Point. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0699.html Buttes and Mesas from North Window, dusk. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8991.html Granite Gorge seen from South Rim, twilight. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20002.html Lower Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz8955.html Colorado River from South Rim. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0704.html Watchtower, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0706.html Desert View, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0700.html Sand dunes, early morning. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8900.html Buttes at dawn. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8995.html Grand Canyon framed by trees. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5861.html White House Anasazi ruins and wall with desert varnish. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8904.html Granite Gorge, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0710.html Mitten at sunset. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8996.html Slot Canyon carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8492.html Ford Point, late afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8985.html Canyon de Chelly from Tsegi Overlook, mid-morning. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8882.html Narrows of Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8491.html Yei bi Chei and Totem Pole, afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8994.html Pool and base of Mooney falls. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca6046.html Saguaro cacti forest on hillside, Tucson Mountain District. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1221.html Ripples and mesas. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8999.html Ondulating rock formation, the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8969.html Canyon walls seen from Tapeats Creek, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8485.html View from Hopi point, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0701.html Distant cliffs seen from Cape Royal, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5507.html Lake Powell and Castle Rock at dusk, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz8957.html Wotan's Throne seen from Cape Royal, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5506.html Pink Sand dunes, early morning. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8899.html Cliffs and Angel's Arch near Cape Royal, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5508.html Tree and narrow canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8494.html Granite Gorge, afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0709.html Colorado River and Cliffs at Toroweap, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5489.html Sand dune and mesas, late afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8981.html View from Point Imperial, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5512.html Badlands of Chinle Formation seen from Whipple Point, stormy sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5569.html Confluence of Tapeats Creek and Thunder River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8482.html Multi-hued badlands of Painted desert seen from Chinde Point. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5572.html Layers of Supai from edge of Esplanade. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8499.html Spider Rock and skies. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8897.html Hiker looking down into Grand Canyon at Toroweap, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5498.html Petrified wood cross-secton close-up. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5562.html Saguaro cacti forest on hillside, late afternoon, West Unit. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu2193.html Cracked rocks and Colorado River at Toroweap, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5493.html Spider Rock. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8895.html Sandstone striations in the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8968.html Spider Rock. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8893.html White House Ancestral Pueblan ruins with trees in fall colors. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8903.html Entrance of Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8495.html Rocks, flowers and cactus near Ez-Kim-In-Zin. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32864.html Thunder Spring and Tapeats Creek, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8474.html Canyon floor partly lit, seen from Tsegi Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8883.html View from Vista Encantada, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5510.html Cliffs seen from Point Imperial at sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5522.html Cacti, Diablo Mountains, dusk. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz8878.html Three sisters, clearing fog, morning. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8987.html Triassic Era Colorful petrified wood close-up. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0725.html Wildflowers and Superstition Mountains, Lost Dutchman State Park, sunset. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33514.html The Wave, main formation, seen from the top. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8971.html Bridger Knoll and burned slope from Monument Point, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8460.html Painted desert seen from Chinde Point, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5566.html Spider Rock and skies. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8896.html Three sisters and moon, dusk. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8992.html View from Roosevelt Point, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5511.html Cliff and Colorado River at Toroweap, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5496.html View from Point Sublime, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5521.html Spider Rock. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8892.html Canyon de Chelly seen from Spider Rock Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8888.html Lush side canyon, North Rim. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5518.html Sand dunes, Yei bi Chei, and Totem Pole, late afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8988.html West Cabin and Vermillion Cliffs. Pipe Spring National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/pipe-springs/picture.usaz8856.html Cliffs and Colorado River, Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5490.html Petrified wood section. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5558.html Bright Angel Point, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8502.html Painted Desert at sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0705.html Agate House, reconstitution of native house made of petrified wood. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5603.html Vertical cliff and Colorado River at Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5497.html Ridges from Bright Angel Point, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0703.html Close up of small pieces of petrified wood. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5596.html Oasis of Thunder Spring in Tapeats Creek, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8473.html Snowy sunrise. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8998.html Buttes at dawn with short start trails. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz9001.html Saguaro cactus and Tucson Mountains. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1232.html Moonrise, Point Imperial. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8500.html Bridge near the Glen Canyon Dam, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz8952.html Cactus and carpet of yellow wildflowers, Rincon Mountain District. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32816.html Petrified wood close-up. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5561.html Walls and Canyon de Muerto, Anteloped House overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8886.html Canyon de Chelly seen from Spider Rock Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8894.html Red hills of Painted desert seen from Tawa Point. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5564.html The Wave, side passage. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8972.html Light and shadows cast by the steep walls of Canyon de Muerto. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8884.html Colorful fossilized log close-up. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0726.html Painted Desert, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0720.html Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8490.html Colorado River and Cliffs at Toroweap, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5501.html Saguaro cactus silhouetted at sunset. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33478.html Autumn Colors in Havasu Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0712.html View from Point Imperial, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5523.html Petrified log detail with bark. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5560.html Cactus and canyon walls, Tapeats Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8484.html Cactus and carpet of yellow wildflowers, Rincon Mountain District. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32815.html White House Anasazi ruins and wall with desert varnish. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8908.html Towers seen from Point Sublime, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5519.html Mushroom rock near Page. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz8944.html Flowers and wall in Surprise Valley near Tapeats Creek, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8468.html Hikers walk out of the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8976.html Man standing at edge of Grand Canyon at Toroweap, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5499.html Fossilized logs and Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5577.html Desert mountains. Arizona, USA http://www.terragalleria.com/america/arizona/arizona-misc/picture.usaz9065.html Flowers and mesas in Surprise Valley near Tapeats Creek, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8469.html Backpacker on trail above Tapeats Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8518.html Mooney Falls. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0713.html Narrow gorge of Colorado River at Toroweap, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5491.html Esplanade, mid-day. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8461.html Wotan's Throne seen from Cape Royal, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5505.html White House Ancestral Pueblan ruins. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8902.html Star trails and narrow gorge of Colorado River at Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5492.html Dendritic drainage patterns, Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5580.html Visitor sitting on edge of Grand Canyon, Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5500.html Cracked rocks and Colorado River at Toroweap, dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5495.html Monument Valley seen from Muley Point. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8982.html Hikers at the bottom of the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8979.html Slot Canyon carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8496.html Saguaro cacti forest and occatillo on hillside, West Unit. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1230.html Badlands and Dendritic drainage patterns, Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5581.html Long Logs area, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5590.html Ondulating sandstone stripes, The Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8970.html Painted desert seen from Lacey Point, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5567.html Colorado River with raft. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8511.html Multi-hued badlands of Blue Mesa, sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0719.html Light and shadows cast by the steep walls of Canyon de Muerto. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8885.html Cacti in Surprise Valley, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8464.html Agate House built with fossilized wood. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5604.html Hiker balances himself in the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8977.html Mount Hayden from Point Imperial, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5503.html Pink sand and Yei bi Chei. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8997.html Colorful petrifieds logs in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5584.html Painted desert seen from Chinde Point, dusk. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5573.html Tall cactus and Tucson Mountains, early morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32860.html Sandstone Swirls and Lake Powell, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz8958.html Colorful slices of petrified wood and badlands in Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5598.html Red slices of petrified wood and blue clay, Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5600.html The Wave, lateral formation. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8974.html Tall saguaro cactus (scientific name: Carnegiea gigantea), Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32844.html Rafting on Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8510.html Dune patterns and bushes, early morning. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8910.html Cliffs near Cape Royal, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5509.html Craggy Superstition Mountains and brittlebush, Lost Dutchman State Park, dusk. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33515.html Mount Hayden from Point Imperial, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5504.html Multi-hued large petrified logs and badlands in Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5591.html Circular Hohokam petroglyph. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32802.html Hohokam petroglyphs and brittlebush on Signal Hill. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32806.html Detail of Triassic Era fossilized wood. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5559.html Cactus lupine, and mexican poppies with Panther Peak in the background, afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32837.html Cactus and Sonoyta Valley, dusk. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz8869.html Deer Creek flows into a narrow canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8493.html Cracks and Colorado River at Toroweap, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5494.html Colorful petrifieds logs in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5588.html saguaro cacti forest on hillside, West Unit. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1229.html Stream in Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8497.html View from Point Imperial, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5513.html Saguaro cacti forest on hillside, West Unit. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1220.html Horseback riding. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz9000.html Cactus and Sonoyta Valley, dusk. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz8868.html Pedestal petrified log in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5585.html Blue Mesa badlands and pedestal fossilized log, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5587.html Painted desert seen from Chinde Point, stormy sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5571.html Bushes on sand dune. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8898.html Cottonwoods in fall color and walls, White House Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8889.html Pedestal petrified log in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5586.html The Wave, side formation. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8973.html Circular Hohokam petroglyphs on Signal Hill. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32804.html White House Ancestral Pueblan ruins and wall with desert varnish and corner of sky. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8907.html Superstition Mountains in spring, Lost Dutchman State Park, late afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33512.html Cholla cacti and Superstition Mountains, Lost Dutchman State Park, afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33510.html Ruins of Antelope House below huge walls. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8911.html Red wall seen from Surprise Valley, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8466.html Superstition Mountains and brittlebush, Lost Dutchman State Park, dusk. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33516.html Mexican Poppies and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33466.html Tall cactus on the slopes of Tucson Mountains, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32849.html Close up of small pieces of petrified wood and clay pattersn. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5595.html Tapeats Creek, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8486.html Sage flowers, wall, and cloud, Surprise Valley, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8467.html Hohokam petroglyphs on Signal Hill. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32805.html Cactus, field of brittlebush in bloom, and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33459.html Multi-hued slices of petrified wood and mudstone hills, Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5599.html Mexican Poppies, cactus, and Deablo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33467.html Last light, Long Logs area, sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5602.html Painted desert seen from Lacey Point, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5568.html Rapids in Colorado river, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8488.html Red wall, Thunder Spring and Tapeats Creek, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8476.html Painted desert seen from Tiponi Point, dawn. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5563.html Thunder Spring and Tapeats Creek, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8475.html Colorful fossilized logs in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5583.html Barrel cactus, Ajo Mountains, and dark clouds. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33474.html Saguaro cacti. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33449.html Red hills of Painted desert seen from Tawa Point. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5565.html Bentonite and volcanic ash badlands in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo2214.html View from Bright Angel Point. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8501.html Green side canyon on road to Point Sublime. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5517.html Eroded badlands of Chinle Formationon, Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5582.html Organ pipe cactus and brittlebush on hillside, North Puerto Blanco Drive. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33440.html Boulder with hut near Page. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz8945.html Petrified logs and Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5576.html Brittlebush and backlit cactus at sunrise near Ez-Kim-In-Zin. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32858.html Sandstone mounds, North Coyote Buttes. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8964.html Lush desert with Cactus, mexican poppies, and palo verde near Ez-Kim-In-Zin. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32838.html Dendritic drainage patterns, Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5579.html Saguaro cacti on hillside, Hugh Norris Trail, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32846.html Canyon de Chelly seen from Spider Rock Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8891.html Group of saguaro cactus in spring, Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33476.html Erosion formations in Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0722.html Petrifieds logs and Blue Mesa, mid-day. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5578.html Colorful large fossilized logs and badlands of Chinle Formation, Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5592.html Tall saguaro cactus on the slopes of Tucson Mountains, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32850.html Butte in fog. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz8986.html Brittlebush, cactus, and hills, Valley View overlook, morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32825.html Tapeats Creek, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8470.html Fossilized wood on soft layer of earth made of mud, sand, and ash. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5601.html Slope with saguaro cactus forest, Tucson Mountains. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32847.html Arizona Lupine, Desert Dandelion, with Brittlebush and Cottonwood Mountains. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32771.html Arizona Lupine, Desert Dandelion, Chia, and Brittlebush, near the Southern Entrance. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32768.html Organ pipe cacti on slope in spring. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33463.html Erosion patterns near Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo0724.html Rocks, flowers and cactus, morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32865.html Floor of canyon with cottonwoods in fall colors and White House ruins. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8909.html Brittlebush and Saguaro cactus near Ez-Kim-In-Zin, morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32862.html Solo Backpacker above Thunder River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8516.html Pedestal petrified log in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5589.html Backpacker on switchbacks above Tapeats Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8515.html Multi-armed saguaro cactus in spring, Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33475.html Agave flower skeletons in Surprise Valley, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8463.html Cactus on hillside in spring, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32841.html Hillside in spring with desert annual flowers, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32842.html Hiker on rock on the way to the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8975.html Grassy area near Mica View, Rincon Mountain District. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32814.html Triassic Era large petrified logs and badlands, Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo5593.html Rocks, flowers and cactus with Panther Peak and Safford Peak in the background. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32863.html Cactus and annual flowers. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33453.html Hiker with backpack on a side formation of the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8978.html Brittlebush, cactus, storm clouds, and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33472.html Tall cacti and Superstition Mountains, Lost Dutchman State Park, afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33509.html Craggy Superstition Mountains and wildflowers, Lost Dutchman State Park, sunset. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33513.html Cactus, mexican poppies, and palo verde near Ez-Kim-In-Zin, afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32839.html Cottonwoods in fall color and walls, White House Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz8890.html Sandstone Swirls and Lake Powell, Glen Canyon National Recreation Area, morning, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz8948.html Hillside with cactus and brittlebush in bloom, Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33465.html Mexican Poppies, lupine, and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33468.html Brittlebush (Encelia farinosa) flowers and organ pipe cactus. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33477.html Cactus, field of brittlebush in bloom, and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33462.html Cactus and brittlebush in the spring under cloudy skies, North Puerto Blanco Drive. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33446.html Hiking down Hugh Norris Trail amongst saguaro cactus. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32845.html Wildflowers and cactus, Mica View, Rincon Mountain District. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32813.html Chain fruit cholla cacti, organ pipe cacti, and brittlebush in bloom on hill. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33443.html Group of Saguaro cactus amongst flowering brittlebush. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33458.html Hikers descending Hugh Norris Trail amongst saguaro cactus, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32848.html Hiker and saguaro cactus, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32843.html Brittlebush and cactus near Ez-Kim-In-Zin, morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32861.html Hillside wih cactus and brittlebush in spring, Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33470.html Brittlebush (Encelia farinosa) and craggy mountains, Lost Dutchman State Park, late afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33511.html Slope with cactus and brittlebush, Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33464.html View from Point Sublime, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20107.html View of Wotans Throne from Cape Royal at sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20114.html Canyon View from South Rim. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20113.html Canyon walls from Bright Angel Point, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20112.html Cliff and Colorado River from Toroweap, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20111.html Rock slabs on Esplanade, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20084.html Thunder Spring Oasis at mounth of Tapeats Creek secondary canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20087.html Bottom of Grand Canyon with Tapeats Creek joining Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20090.html Colorado River in autumn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20093.html Entrance of Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20099.html Slot canyon, Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20098.html Buttes inside canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20110.html Havasu Canyon, afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20101.html Havasu Falls, Havasu Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20105.html Mooney falls, Havasu Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20103.html Wotans Throne seen from North Rim, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20115.html Rim near Cape Royal. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20116.html View from Point Sublime, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20108.html Mount Hayden from Point Imperial, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20106.html Esplanade from North Rim, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20083.html Agave flower skeletons and mesas in Surprise Valley. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20085.html Red sandstone gorge carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20097.html Cascade of Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20100.html Deer Creek Falls. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20096.html Colorado River at Tapeats Creek, dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20089.html Confluence of Tapeats Creek and Colorado River in autumn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20095.html Colorado River at Granite Gorge Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20092.html Colorado River with chocolate-colored waters in fall. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20094.html Barrel cactus and Redwall from below. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20091.html Painted desert seen from Chinde Point, stormy sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20121.html Badlands at sunset, Painted Desert. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20120.html Petrified log section in Blue Mesa, afternoon. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20127.html Petrified logs in Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20126.html Blue Mesa basin at dusk. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20122.html Colorful fossilized wood section from Triassic Era and badlands. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20130.html Petrified log and prehistoric-looking badlands. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20131.html Close-up of mud cracks and colorful stones. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20132.html Ridges over badlands of Painted Desert, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20117.html Painted Desert, early morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20119.html Mud, sandstone and volcanic ash color painted desert, morning. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20118.html Fossilized log in Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20128.html Triassic Era petrified logs and Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20125.html Colorful bentonite badlands, Blue Mesa. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20124.html Blue Mesa basin at sunset. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20123.html Long petrified log, and Chinle Formation rocks, Long Logs area. Petrified Forest National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.pefo20129.html Saguaro cacti (scientific name: Carnegiea gigantea), late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu21014.html Palo Verde and saguaro cactus on hill. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu21012.html Cactus forest on hillside, Gates pass, morning. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu21013.html Ocatillo and Saguaro cactus on hillside. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu21011.html Mittens and fog, sunrise. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20205.html Mittens, sunrise. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20204.html Snow on the floor, with Three Sisters in the background. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20196.html Clay pattern on floor and buttes in winter. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20197.html Teardrop Arch. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20202.html Roots, red earth, and Mittens. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20203.html Ripples on sand dunes and mesas, late afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20201.html Grasses and sand dunes. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20198.html View from Ford point, late afternoon. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20199.html View from North Window at dusk. Monument Valley Tribal Park, Navajo Nation, Arizona and Utah, USA http://www.terragalleria.com/america/arizona/monument-valley/picture.usaz20200.html Farm on the valley floor of Canyon de Chelly. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20190.html Red rocks, Canyon de Chelly, Junction Overlook. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20191.html Dunes and bushes. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20192.html White House Ancestral Pueblan ruins and wall with desert varnish. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20194.html Floor of canyon with cottonwoods in fall colors and White House ruins. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20195.html Canyon at dusk. Canyon de Chelly National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/canyon-chelly/picture.usaz20193.html Cactus and Puerto Blanco Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz20165.html Organ Pipe cactus and Ajo Range, late afternoon. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz20167.html Horsehoe bend of the Colorado River, dawn. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20175.html Horseshoe Bend of the Colorado River near Page. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20188.html Antelope Island and Lake Powell, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz20184.html Sandstone Swirls and Lake Powell, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz20187.html Sandstone swirls and Lake Powell, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz20185.html Rock Swirls and Lake Powell, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz20186.html Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20178.html Slot canyon walls, Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20179.html Sandstone walls sculpted by fast moving water, Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20180.html Lower Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20181.html Water Holes Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20183.html Frozen water and red sandstone, Water Holes Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20182.html Lake Powell, blue hour, Glen Canyon National Recreation Area, Arizona. USA http://www.terragalleria.com/america/utah/glen-canyon/picture.usaz20189.html The Wave, North Coyote Buttes. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz20176.html Ondulating stripes, the Wave. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz20177.html Pines on cinder slopes of crater at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44929.html Pines trees and shrubs on cinder slope at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44930.html Cinder and Sunset Crater at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44931.html Cinder and forest. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44932.html Pine trees on slopes of crater. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44933.html Sparse vegetation on cinder slope. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44934.html Lava fields and snow-capped San Francisco Peaks. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44938.html Volcanic hills covered with black lava and cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44944.html Cinder-covered slopes. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44939.html Cinder cone detail. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44940.html Pine trees, hardened lava. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44943.html Pine trees growing on lava fields. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44945.html Volcanic landscape with cinder domes. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44941.html Steam rising from cinder landscape. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44942.html Sagebrush and pumice. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44935.html Grasses and dark cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44937.html Grasses and black cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44936.html Cinder and pine trees, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44954.html Hardened lava and pine trees, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44952.html Kana-a lava flow, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44953.html Volcanic hillside. Wupatki National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/wupatki-national-monument/picture.usaz44950.html Trailer and storm sky. Arizona, USA http://www.terragalleria.com/america/arizona/arizona-misc/picture.usaz44923.html Power lines and storm clouds. Arizona, USA http://www.terragalleria.com/america/arizona/arizona-misc/picture.usaz44921.html High voltage power lines. Arizona, USA http://www.terragalleria.com/america/arizona/arizona-misc/picture.usaz44922.html Cloud and ridge with saguaro cactus, Maricopa Mountains. Sonoran Desert National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sonoran-desert-national-monument/picture.usaz44867.html Saguaro cactus, hill, and clouds, Maricopa Mountains. Sonoran Desert National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sonoran-desert-national-monument/picture.usaz44868.html Desert landscape, Maricopa Mountains. Sonoran Desert National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sonoran-desert-national-monument/picture.usaz44869.html Sandy flat and clouds, South Maricopa Mountains. Sonoran Desert National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sonoran-desert-national-monument/picture.usaz44871.html Sandy plain and clouds, South Maricopa Mountains. Sonoran Desert National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sonoran-desert-national-monument/picture.usaz44870.html Storm over distant mountains. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44886.html Vegetated ridge and storm. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44887.html Desert mountains with storm clouds. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44885.html Distant volcanic hill. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44888.html Fog and spires. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44880.html Pinnacles and fog. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44881.html Rock pillars and fog. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44891.html Stone columns. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44884.html Massai Point view. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44879.html Spherical boulder stuck between pillars. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44890.html Organ pipe volcanic rock formations. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44883.html Cliff eroded into stone pillars. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44882.html Balanced boulder. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44889.html Rhyolite spires. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44874.html Landscape of spires from Massai Point. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44876.html Rhyolite columns. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44875.html Rhyolite pinnacles. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44877.html Spires at dusk from from Massai Point. Chiricahua National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/chiricahua/picture.usaz44878.html