Old Man's Cave - Hocking Hills, Ohio

Saint Mary Lake, Glacier National Park, Montana

The Twelve Apostles, Australia

Mendenhall Glacier, AK, USA

São Miguel, Azores, Portugal

Fremont, California

Old Man's Cave Ohio, US

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

Epic picture of Serra do Marão , Vila Real, Portugal

The coastline of Lake Urmia, in Iran.

Stradbroke Island, Queensland

Sidi Bou Said, Tunisia

Oregon