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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

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

Macabre astrological automaton clock dating to the late 1400s.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Countless grotesque faces stare out from this eerie Prague art wall.

The oldest garden in Prague, once part of an medieval orchard.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

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

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

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

Nine bronze hands protruding from a wall honor the student uprising that led to the fall of Czechoslovakia's Communist government.

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

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

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

This artificial cave looks like something out of a fairytale.

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

A giant interactive periodic table with real samples of the elements.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

Walk through Czech history in Prague's largest graveyard.