This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

Moss and stone turn this waterfall into an otherworldly liquid veil.

An Orwellian sculpture with eyeball cameras watches passersby.

The rusted creatures wait to be discovered in Prague's botanical garden.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

This spooky statue sits outside a famous Prague theater.

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

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

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

A surreal statue honoring Prague's favorite literary son.

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

An existential riddle in the world's largest ancient castle.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Monument to a suicide protesting the Soviet invasion.

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

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

A saintly relic hidden in a Prague church basement.

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.

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

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

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

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

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.