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

Tufas at Lake Mono, California

Fall in Hart, Michigan

Grand Canyon, Arizona

Erosion on the slopes of a volcano near Ankisabe, Madagascar

Banff, Canada

Wineglass Bay - Freycinet National Park, Tasmania, Australia

Verzasca river, Ticino, Switzerland

Algonquin Provincial Park, Quebec.

Chocolate Hills, Bohol, Philippines

Old Man's Cave - Hocking Hills, Ohio

Mirror Lake, Yosemite National Park

Torngat Mountains, Labrador, Canada