Havasupai Falls, Arizona

Lake Natron

Colorado River, Dead Horse Point State Park

Reed Flute Cave, Guilin, China

The Tallest Forest on Earth - Upper Bull Creek Flats, Humboldt Redwoods State Park, California -

Vatnajökull, Iceland

Artist's Point, Monument Valley, Arizona

Colgate University in the fall

Admirable rock formations in Varna, Bulgaria.

Glen Etive, Scottish Highlands

Morondova, Madagascar

Kaieteur Falls, Guyana

Ayder Yaylasi, Rize, Turkey