Water and sand mix to create ocean rainbow

Darvaza gas crater, Turkmenistan

A small stream near Arrowtown, New Zealand

The Waterfall Room - Glacier National Park, Montana

Beach, Lekeitio, Basque Country, Spain

North Falls, Silver Falls Oregon

An ancient tree on the rim of Oregon's Crater Lake at twilight

Farmlands in rural Australia

Beach in Perú, March, 2013

Similan Islands of Thailand

Ha Long Bay “descending dragon bay,” Vietnam

Guadalupe River State Park, Texas

Jasper National Park