Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

Moonbows over Kentucky.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

One person's lost luggage is another person's treasure.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

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

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

A diorama of the Civil War, fought by cats.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

An Irish Memorial commemorating those who perished due to potato blight.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

Yo, Adrian!

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

World's first "penitentiary," meant to be humane, drove men insane.