Telluride, Colorado

Lagos, Portugal

Darvaza gas crater, Turkmenistan

Mayon Volcano's Perfect Cone, Philippines

Reed flute lake in Guilin, China.

Lake Louise Fog

Stormy dawn on the Kalapana lava flows, HI.

Blue beach, Ibiza, Spain

Fall in Hart, Michigan

Ruins of Whitby Abbey Monastery. North Yorkshire, England

Aconcagua, Argentina

A thunderstorm over Crater Lake in Oregon

Briones Regional Park California. Spring