Fascinating town where normal life interfaces with the occult.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

A mythically themed self-built sculpture park.

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

Caves famous for the dragon-slaying saint who lived there.

Artfully arranged bones of 5,800 Austrians.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

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

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Two stunning 17th-century libraries and a cabinet of curiosities.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

This "mathematical tower" was an observatory, early skyscraper, and place to reflect on all of nature and the cosmos.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

A tongue-in-cheek arcade where the games are based on everyday life.

The recovered bones of martyrs slaughtered during The Terror are on display in this church crypt.

A surrealist timepiece by the artist of melting clocks.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.