Rio, Brasil

Land's End, Cornwall, England

Onondaga Cave, Missouri

Hang son doong, Vietnam

Another view of Crater Lake OR: Featuring the Castle

A small stream near Arrowtown, New Zealand

(OC) The Mojave Desert wilderness in Joshua Tree National Park.

Lake Sørvágsvatn on the Faroe Islands

Longhushan Mountains in China

Cala Dogana, Levanzo, Italy

Tufas at Lake Mono, California

Devils Tower - Devils Tower, Wyoming

Snow on Sandstone Monocline, West of Kayenta, Navajo Nation, Arizona