Hanging over one of Japan's "hidden valleys," these vine bridges must be remade every three years.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Colorado's only true geyser is hidden within the San Juan National Forest.

Explore 10 acres of environmental sculptures.

Marta Becket's hand-painted theater in the desert.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

This quiet park's strange sedimentary spires were named after Kodak's color film.

Don't blink or you'll miss it.

This small, unassuming street is now a canvas for color and creativity.

The cinder cone volcano with a less than complimentary name.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.