The Wave Arizona
The Wave is a sandstone formation on the slopes of the Coyote Buttes in the Paria Canyon-Vermilion Cliffs Wilderness, located in northern portion of the U.S. state of Arizona. The Beautiful sandstone formation is famous among hikers and photographers for its colorful, undulating forms, and the rugged.
source by http://www.wonderslist.com/10-amazing-things-in-nature