Caved in cave. Devetashka, Bulgaria.

Bromo Volcano at Sunrise, Java, Indonesia

Devil's Tower, Wyoming

Fall in Hart, Michigan

Iguazu waterfalls, between Argentina and Brazil

The Champagne Pool - A colorful hot spring in the Waiotapu Geothermal area of New Zealand.

Stevens Arch, near the mouth of Coyote Gulch, Utah.

Tree Tunnel, Sena de Luna, Spain

Matterhorn at night - open sky and twinkling stars

Mustard Plant Flowers in Napa Valley

Uncompahgre Peak, Colorado

Hidden Beach on Marieta Islands, off the coast of Puerto Vallarta, Mexico

Delicate Arch, Arches Nation Park