A toxic ghost town sitting atop a massive coal fire.

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

The wild west is still alive and well at this authentic mining town watering hole.

The railroad tunnel nicknamed the "Bloody Pit" for taking the lives of hundreds during its construction.

This sign designates the road that leads to the infamous Area 51.

An eatery for UFO seekers on the Extraterrestrial Highway.

Mysterious meeting place for UFO hunters near Area 51.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The site of Paul Revere's historic two lantern warning.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

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

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.