Grande Grotta, Kalymnos, Greece.

Sunset Cliffs, San Diego, California

Kayaking in Glacier Bay, Alaska

Turquoise Ice: Northern Lake Baikal, Russia

Blue River, Greenland

Seychelles

Ban Gioc - Detian Falls in Vietnam

Hanging Lake, Colorado

Crystal Lakes, WA

Logan Pass, Glacier National Park, Montana ─

Saar river, Western Germany.

Rainbow at Yellowstone

Jenolan Caves, Blue Mountains, NSW, Australia