Devetashka Cave, Bulgaria

Autumn in Adirondacks, New York

A river amidst a forest, Xinjiang, China

Great Falls, Virginia

Waterfall at Plitvice Lakes National Park, Croatia

White Pocket, Arizona

Fernando Noronha Beach, Brasil

Perseid Meteor Shower - Mount Teide National Park, Canary Islands

Colorful houses in Oia, Santorini, Greece

Cala Dogana, Levanzo, Italy

Westfjords Dynjandi, Iceland

Blue Ice Cave, Antarctica, December 2011.

Crater Lake, Oregon