This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

Carved faces add a touch of magic to this island's impressive oak trees.

North America's oldest authentic African Village.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

More gold than anywhere else, ever.

A museum befitting the city responsible for supplying the majority of the world's LSD.

Become a prohibition rebel.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

A beautiful geyser under environmental threat.

Home to items never before seen by the public.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

The site of the climactic scene from the classic horror film is now a historic landmark.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Medical and zoological curiosities for sale.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

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