A haunted hill that supposedly defied gravity.

A nude beach alongside a washed-out road.

A community of collapsing homes more than a mile out from the Florida coast.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A fiery crater has been burning in the Karakum Desert since 1971.

A retired tobacco farmer's pet project turned into a sturdy miniature city.

Jule Körner's house full of bizarre architectural details.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

Art museum based around the collections accumulated over 58 years by one eccentric thrift store owner.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

Paths are maintained, but trees have taken over plots.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This bare tree might not have leaves but it is constantly clothed in festive decorations left by mysterious local benefactors.

Settled in 1696, abandoned after the Revolutionary War.

Coca Cola may be "the real thing" but its inventor, buried at this Georgia gravesite, called it a "valuable brain tonic."

An abandoned bait shop with a front lot filled with storage boxes.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The ruins of a Florida miracle spring resort make it seem like a wonder that this was ever a health spa.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.