Geiranger, Norway

Molokini Crater, Maui

Stradbroke Island, Queensland

Lake Sørvágsvatn on the Faroe Islands

Caved in cave. Devetashka, Bulgaria.

Canaima National Park, Angel Falls

The Great Blue Hole in Belize - A large submarine sinkhole which is over 984 feet across and 407 feet deep.

Marble Caves. Lake Bueno Aires, Chile

Chocolate Hills, Bohol, Philippines

Torres Del Paine, Patagonia, Chile

Siberia

The colourful sandstone formations at White Pocket, AZ

Old Man's Cave Ohio, US