Sunrise over Dolly Sods, West Virginia

Mostar, Bosnia and Herzegovina

Maroon Lake, Aspen, Colorado

Mayon Volcano's Perfect Cone, Philippines

Blue-Green Algae bloom, Lake Erie, US

Port in Cefalu, Sicily, Italy

Jim Jim Falls, Kakadu National Park, Australia

Xinjiang, China

Skógafoss Iceland.

Rothenburg, Germany

Bonneville Salt Flats, Utah

Plitvice Lakes, Croatia

A storm clearing over Glencoe, Scotland.