Nauyaca Falls, Costa Rica

Smith Rock, OR

Caddo Lake, Texas

Canyon from central Turkey near Göreme.

Menya River, Papua New Guinea

Charyn Canyon, Kazakhstan

Cliffs of Moher, Ireland

Crimean night

Pikes Peak, Colorado

Sandstone pillars, Meteora, Greece

Bimmah Sinkhole, Oman

Sunset in Amay, Belgium

Foggy Tree Tunnel - Point Reyes, California