An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

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

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

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

Tracking the 1,500-year history of Korea's star cabbage.

A remnant of Korea's colonial past lies forgotten in a hip neighborhood in Seoul.

Home to more than 13,000 pieces of war memorabilia and military equipment.

One man's lifetime collection of tiny objects of wisdom gathered from around the world, on display for public enjoyment.

Disturbing works of outsider art, carved from whole logs.

The world’s narrowest house makes for an awkward, four-foot-wide living space.

A mysterious structure left behind on the Polish mountainside, sometimes called "Hitler's Stonehenge".

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This uber-quaint Polish village is known for its habit of painting elaborate floral motifs on just about everything.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

This grim museum collects artifacts and evidence of some of the most sensational antipodean crimes.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

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

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

The hidden lair of an alchemist rediscovered in a 2002 flood.