High angle view of rock formations on a landscape, Red Rock Canyon, Wyoming, USA

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

Rock formations on a landscape, Escalante Canyon, Colorado, USA

Low angle view of rock formations, Wyoming, USA

Rock formations on a landscape, Canyonlands National Park, Utah, USA

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 a river passing through rock formations, Colorado River, Canyonlands National Park, Utah, USA

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

Rocks covered with snow, Wyoming, USA

USA, California, Rock formations, Alabama Hills, near Lone Pine

USA, California, Joshua Tree National Park, Hidden Valley, Landscape with rock and trees

Joshua Tree National Park, California, USA

Monument Valley, Arizona, USA

Canyon de Chelly National Monument, New Mexico, USA

USA, California, Joshua Tree National Park, Woman under Arch Rock

Delicate Arch, Arches National Park, Utah, USA

Rock formations on a coast, Endicott Arm, Alaska, USA

Icicles formation on a rock, Red Canyon State Park, Utah, USA

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

Pine tree in a canyon, Zion-Mount Carmel Highway, Zion National Park, Utah, USA

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

Sunrays shine down on this canyon landscape.

Colorful sunset on the waters of this canyon landscape.

USA, Alaska, Le Conte Glacier

The sun sets on this desert landscape.

Illustration of a martian sunrise from within a deep canyon.

Panorama of a landscape on Venus at 700 degress Fahrenheit.

Artist's concept of a canyon on an extraterrestrial world.

A blue shadow falls across the turquoise river waters of this canyon.

Zeta Piscium is a binary star system consisting of a red giant and a white dwarf.

A binary star system consisting of a red giant and a white dwarf.

Seagulls fly near the mountains of this seascape.

Two spacecraft fly over a mountain range.

Rock formations on a landscape, Red Rock Canyon, Wyoming, USA