A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

Most famous work of one of Frank Lloyd Wright's sons.

The corpse bride of Portugal.

The largest catacomb system in the world.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

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

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.

The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

In the middle of downtown Brooklyn lies a 165 year old secret hidden right below the surface (closed to the public indefinitely).

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The footprint of a frustrated devil in Munich's Cathedral.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The abandoned personal amusement park of the King of Pop.

This attraction was abandoned after the Chernobyl disaster.

Beijing's version of Disneyland, completely abandoned, mostly destroyed.

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

An eerie, derelict amusement park in Berlin.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A church of bones, decorated with 40,000 human skeletons.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An antiquated German apothecary on Chicago's North Side.

Shop of curiosities with a dinosaur museum tucked in its basement.