A former hospital is now home to a pizza parlor and maybe a few ghosts.

Like Mardi Gras, only everyone's a pirate.

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

Possibly the world's oldest rug, this Egyptian relic is woven entirely from ancient cat hair and once carried a mummified human foot.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

The humble home where the famous beat author lived briefly and wrote one of his most famous works.

Jacksonville's highways rendered this century-old grammar school unusable.

A humid oasis combines recreation with exploration in a unique underwater cavern.

When this test site was abandoned, they didn't even bother to take the rocket with them.

This beautiful Miami garden was designed as a laboratory for tropical plants.

A luxuriant botanical garden below sea level.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

Town of spiritualists and mediums in Florida.

Stay in a room with a view... of the bottom of the ocean.

A suspended garden, now gone, once hung in the middle of this abandoned church.

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

This NASA test station is home to some of the world’s largest and most powerful space environment simulation facilities.

Ohio's 19th-century communist micro-society.

The spectacular collection of one of the world's best woodcarvers.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.