An abandoned railroad tunnel is now filled with bioluminescent bugs.

A castle hand-built by a Spanish dreamer in the Australian tropical jungle.

Nature is leading a successful mutiny on this century-old freighter.

Once the path of a railway tunnel, now home to thousands of glowing insects.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

Occult books, tarot, oddities.

Australian Lake set aglow by Noctiluca Scintillans.

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

The world's largest collection of witchcraft regalia.

New York's oldest magic store.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A snapshot of the city's fascinating voodoo culture.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

A crumbling hospital from the 1850s on Roosevelt Island.

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

A psychedelic labyrinth on the San Francisco bay.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

World's largest collection of serial killer artwork and other macabre exhibits.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.