This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

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

A treasure trove of rare and fine fabrics from around the world.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This remote island in Iowa was abandoned after being devastated by flood.

One part antique store, one part curiosities hodge-podge.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

A mysteriously abandoned campsite in San Angelo State Park.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

An abandoned Depression-era zoo hidden just off the highway.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

Abandoned silver mine strewn with wrecked and twisted structures.

At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

An overgrown garden stands as a grim marker of an unrealized dream.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.