At Hoover Dam, Nevada/Arizona

Turquoise ice at Lake Baikal, by Alexey Trofimov

Yosemite Under Moonlight

Rainbow over Gullfoss

Mount Thor, Baffin Island, Canada

Got this one in American Basin, CO

North Cascades Sunrise

Unknown Location (Likely Southwestern USA)

Telluride, Colorado

Mt. Everest as seen by Drukair 2

Beach, Lekeitio, Basque Country, Spain

Gouffre de Padirac - France

Stevens Arch, near the mouth of Coyote Gulch, Utah.