Blue Caves, Zakynthos, Greece

Ayder Yaylasi, Rize, Turkey

Panoramic of Monterey Bay in California

Saar River, Germany

Mendenhall Glacier, Alaska

The Canadian Rocky Mountains

Similan Islands of Thailand

path through trees on the outskirts of Andong, South Korea

Alberobello, Italy

Blue Ice Cave, Antarctica, December 2011.

Stumpy Lake

Trunk Bay in St. John, US Virgin Islands

Antelope Canyon, Monument Valley