National Parks

Snow-capped mountains, St. Mary's Lake, Glacier National Park, Montana

Snow Covered Peak, Grand Teton National Park, Wyoming

Sheep, Flock in Owens Valley, 1941

Rocky Mountain National Park, Never Summer Range, Colorado

Rocky Mountain National Park, Colorado, panorama of mountains and valley

Rocks at Silver Gate, Yellowstone National Park, Wyoming

Rock formation, Zion National Park, Utah

Rock formation, Moraine, Rocky Mountain National Park, Colorado

Rock formation II, Zion National Park, Utah

Rock formation against dark sky, Zion National Park, 1941, Utah

Rock and Cloud, Kings River Canyon

Roadway Near Grand Teton National Park, Wyoming