Hanmer Springs Night Sky, New Zealand

Painted Hills, Oregon

Hume Lake, Sequoia National Forest of Fresno County, California by Lou Lu

Iguazu waterfalls, between Argentina and Brazil

Great pic of Niagara Falls.

Reed Flute Cave, China

Cappadocia Mount Aktepe, Turkey

Kaikoura, New Zealand

Frozen Lake Baikal, Siberia

Bimmah Sinkhole, Oman

Aurora Borealis, Svalbard

Yi River, China

Ocqueoc River, Presque Isle County, Michigan