One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.

This automated sculpture of two men peeing will spell out text messages with their micturition.

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

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

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

A Jenga-style cylindrical tower of books that appears to go on forever.

The first museum in the world devoted to sexual gadgetry.

Macabre astrological automaton clock dating to the late 1400s.

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

This museum promotes informed contraception by documenting its often secret past.

A history of heat is on display at this unique Austrian museum.

Museum devoted to the artificial language of Esperanto.

Handsomely crafted representations of our round planet.

The beautiful baroque library of the Hapsburg empire.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.