A lake in the Uinta Mountains, Utah

Lebanon landscape

Antigua, Guatemala

Old Man's Cave - Hocking Hills, Ohio

Reed Flute Cave, China

Lake Tekapo, New Zealand

Rothenburg, Germany

Mendenhall Glacier, AK, USA

Ball's Pyramid

Volterra, Italy

Mt. Albert, Lake Wanaka, NZ

Yellow Creek Cliff

Marble Caves. Lake Bueno Aires, Chile