Lightning flashes around the ash plume of the Puyehue-Cordon Caulle volcano chain near Entrelagos, Chile.

Bimmah Sinkhole, Oman

Fernando Noronha Beach, Brasil

Above Víkar, Faroe Islands

The Amphitheatre in the Drakensberg mountains, South Africa

Terrace Farms in Peru

Sunrise on the Chesapeake Bay.

Fjallabak, Iceland

Thousand Islands Lake, China

Sunrise over Big Bend Ranch State Park, TX

Ban Gioc Waterfall, Vietnam

Mono Lake, California

Yellowstone Canyon, WY