Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

An emporium for the weird, creepy, rare, and just plain gross.

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

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A semi-scholarly approach to sex.

A taste of the macabre Tokyo's ritzy shopping district.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

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

The world's largest collection of witchcraft regalia.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

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

A toxic ghost town sitting atop a massive coal fire.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Medical and zoological curiosities for sale.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

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

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

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