One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

A saintly relic hidden in a Prague church basement.

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

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

Entering this curiosity shop is like stepping into a mad scientist's lab.

Delightful disarray of found objects and clutter.

Private collection of art inspired by cabinets of curiosity.

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

Macabre museum devoted to historical Viennese murders.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

This taxidermilogical collection was assembled by a peltmonger turned animal activist.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

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

These spooky and unusual stone formations create an underworldly landscape.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

The resting place for anonymous victims of the Danube's dark waters.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Started as a kitchen garden, now the second largest botanical garden in the world.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

This cemetery features modernist statues as strange as its name.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.