usaz33468 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 sagu32846 Saguaro cacti on hillside, Hugh Norris Trail, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32846.html sagu32841 Cactus on hillside in spring, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32841.html usaz33510 Cholla cacti and Superstition Mountains, Lost Dutchman State Park, afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33510.html usaz33462 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 usaz33512 Superstition Mountains in spring, Lost Dutchman State Park, late afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33512.html sagu32844 Tall saguaro cactus (scientific name: Carnegiea gigantea), Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32844.html usaz8964 Sandstone mounds, North Coyote Buttes. Vermilion Cliffs National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/vermilion-cliffs-national-monument/picture.usaz8964.html usaz33509 Tall cacti and Superstition Mountains, Lost Dutchman State Park, afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33509.html usaz33466 Mexican Poppies and Ajo Mountains. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33466.html sagu32845 Hiking down Hugh Norris Trail amongst saguaro cactus. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32845.html usaz33511 Brittlebush (Encelia farinosa) and craggy mountains, Lost Dutchman State Park, late afternoon. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33511.html usaz33515 Craggy Superstition Mountains and brittlebush, Lost Dutchman State Park, dusk. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33515.html sagu32850 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 usaz33467 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 usaz33514 Wildflowers and Superstition Mountains, Lost Dutchman State Park, sunset. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33514.html usaz33516 Superstition Mountains and brittlebush, Lost Dutchman State Park, dusk. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33516.html sagu32849 Tall cactus on the slopes of Tucson Mountains, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32849.html sagu32843 Hiker and saguaro cactus, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32843.html sagu32848 Hikers descending Hugh Norris Trail amongst saguaro cactus, late afternoon. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32848.html usaz33513 Craggy Superstition Mountains and wildflowers, Lost Dutchman State Park, sunset. Arizona, USA http://www.terragalleria.com/america/arizona/phoenix/picture.usaz33513.html usaz33459 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 sagu32842 Hillside in spring with desert annual flowers, Hugh Norris Trail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32842.html