This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

This small museum dedicated to the painful memory of segregation is essentially a time capsule.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

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

One of many gator theme parks, abandoned in the sugar fields of South Florida.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

The house that Southern rock built now stands as a monument to one of the genre's favorite families.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

Unique antiquarian shop specializing in globes, maps, and prints.

This abandoned subway station can still be seen on regular commuter trips.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

The intriguing personal collection of a professional demon-chaser.

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

This small-town Connecticut restaurant gives each diner a free book from its vast library.

The monumental steeple on Amherst College's campus has no church attached to it.

This giant Massachusetts sycamore is said to hold the dubious distinction of being the "widest tree East of the Mississippi!"

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

America's oldest archaeological site or a muddled case of wishful thinking.