Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A once grand hotel is being retaken by the wilderness it once capitalized on.

These eerie outliers of the lightning bug family glow a mysterious blue color.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

New Orleans' famous cemetery, located on the site of a former race track.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

A museum and shop on Bourbon Street located in the French Quarter.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The ghost town that ended up on Ebay.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

Where America's first doomsday cult awaited the end of the world.

A self-built castle made by a mysterious man.

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

Less a museum than a bizarre fantasy world created by artists and engineers.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

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

A museum dedicated to the alleged Roswell Incident.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

Where beautiful signs live on forever.

A library of rare occult books in Los Angeles.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.