A subterranean haunt where wine and homemade biscottis are always on the menu.

European castle ruins in an American state park are actually the product of death and grief.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

One of the few places in the world home to living stromatolites.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

The largest shot tower in Australia is a unique reminder of industrial ammunitions history.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Series of storm drains connected to a dark urban legend.

This Old West prison built into the side of a cliff was said to be inescapable.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

This is not your typical jungle gym.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

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

This mosaic-covered bar is brimming with curated curios.

A floating museum that was sunk by a flood and left to rot in the tides.

Abandoned silver mine strewn with wrecked and twisted structures.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Destroyed by flood waters, prison now serves as a training ground for armed forces.