Rock formations on a landscape, Wind River Canyon, Wyoming, USA

Low angle view of rock formations, Wyoming, USA

Low angle view of rock formations on a landscape, Canyonlands National Park, Utah, USA

Low angle view of rock formations, Canyonlands National Park, Utah, USA

Low angle view of rock formations, Canyonlands National Park, Utah, USA

Low angle view of rock formations, Rock Hoodoo, Arches National Park, Utah, USA

Low angle view of rock formations on a landscape, Arches National Park, Utah, USA

Low angle view of rock formations on a landscape, Canyonlands National Park, Utah, USA

High angle view of rock formations on a landscape, Canyonlands National Park, Utah, USA

High angle view of rock formations on a landscape, Colorado River, Canyonlands National Park, Utah, USA

Low angle view of rock formations on a landscape, The Organ, Arches National Park, Utah, USA

Low angle view of a cliff, Canyonlands National Park, Utah, USA

Low angle view of snowy rocks, Red Canyon State Park, Utah, USA

Slot canyon, Lower Antelope Canyon, Antelope Canyon, Page, Arizona, USA

Cottonwood trees near a rock, Zion National Park, Utah, USA

Low angle view of rock formations, Twin Sisters Mountain, Walla Walla County, Washington State, USA

Photographer taking a picture at a canyon, Lower Antelope Canyon, Page, Arizona, USA

Slot canyon, Lower Antelope Canyon, Antelope Canyon, Page, Arizona, USA

Slot canyon, Lower Antelope Canyon, Antelope Canyon, Page, Arizona, USA

USA, Arizona, Tucson, Saguaro National Park, Hohokam Petroglyph

Low angle view of rock formations, Red Rock Canyon, Wyoming, USA