caab33707 Twenty meter deep gorge carved out of solid limestone rock, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33707.html zion8623 Slot Canyon seen from above. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion8623.html cabc33928 Limestone walls carved by Tokkum Creek, Marble Canyon. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33928.html cany10655 Hiker in narrow passage between rock walls, the Needles. Canyonlands National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.cany10655.html grca8491 Narrows of Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8491.html caab33770 Gorge at the base of Athabasca Falls. Jasper National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/jasper/picture.caab33770.html usaz8955 Lower Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz8955.html caab33706 Mount Sarbach and Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33706.html cabc33924 Tokkum Creek at the entrance of narrows of Marble Canyon. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33924.html grca8490 Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8490.html caab33769 Narrow canyon at the base of Athabasca Falls. Jasper National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/jasper/picture.caab33769.html usaz20180 Sandstone walls sculpted by fast moving water, Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20180.html zion5480 Pools and sculptured sandstone walls, the Subway, Left Fork of the North Creek. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion5480.html caab33702 Stratified layers of rock cut by water, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33702.html cabc33926 Natural bridge in Marble Canyon. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33926.html usaz20183 Water Holes Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20183.html caab33768 Trees and canyon walls, Athabasca Falls. Jasper National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/jasper/picture.caab33768.html grca20097 Red sandstone gorge carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20097.html zion5481 Pools and rock walls sculptured by fast flowing water, the Subway, Left Fork of the North Creek. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion5481.html caab33703 River flowing through narrow rock gorge, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33703.html usaz20181 Lower Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20181.html cabc33927 Narrow gorge spanned by fallen trees, Marble Canyon. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33927.html grca8496 Slot Canyon carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8496.html zion45219 Detail of sandstone wall carved by flash floods. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion45219.html cabc33930 Marble Canyon 36 meter deep narrow gorge. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33930.html caab33709 Narrow slot cut in limestone rock by river, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33709.html usaz20179 Slot canyon walls, Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20179.html grca8492 Slot Canyon carved by Deer Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8492.html zion5479 Pools and Rock walls sculptured by fast flowing water, Subway, Left Fork of the North Creek. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion5479.html caab33700 Entrance of slot, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33700.html usaz20178 Upper Antelope Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20178.html cabc33929 Marble Canyon and burned forest. Kootenay National Park, Canadian Rockies, British Columbia, Canada http://www.terragalleria.com/north-america/canada/kootenay/picture.cabc33929.html zion45218 Detail of rock wall eroded by water. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion45218.html grca20098 Slot canyon, Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20098.html caab33708 Limestone rock carved by river, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33708.html zion45217 Rocks sculptured by water, Zion Plateau. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion45217.html usaz20182 Frozen water and red sandstone, Water Holes Canyon. Arizona, USA http://www.terragalleria.com/america/arizona/page/picture.usaz20182.html grca20099 Entrance of Deer Creek Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20099.html caab33701 River flowing through narrow slot, Mistaya Canyon. Banff National Park, Canadian Rockies, Alberta, Canada http://www.terragalleria.com/north-america/canada/banff/picture.caab33701.html zion45216 Rocks polished by water in gorge. Zion National Park, Utah, USA. http://www.terragalleria.com/parks/np-image.zion45216.html