Danxia landform - Zhangye, Province of Gansu, China

Hole in the Wall, South Africa

Mount Säntis, Switzerland

Moraine Lake, Banff National Park, Canada

A rice field in Uruguay

Blue Ice Cave, Antarctica, December 2011.

World's clearest lake, Blue Lake, Nelson, NZ

Volcanic Iceland

Sunset Lake

Spa Pool Karijini National Park, Australia

Hoi An, Vietnam

Multnomah Falls

Norwegian woods with clear glacier melted water running through