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

A series of playful yellow penguins share a serious message about the environment.

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

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

A mocking tribute to the past and modern leadership of Prague.

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

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

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

This doorless 20th-century elevator doesn't stop or slow down.

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

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

The first museum in the world devoted to sexual gadgetry.

Macabre astrological automaton clock dating to the late 1400s.

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

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

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.