A collection of old neon signs from all over Poland line a secluded courtyard.

Dedicated to the man who saved hundreds of children from Nazi-occupied Czechoslovakia.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

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

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

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

One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

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

Monument to a suicide protesting the Soviet invasion.

The last municipal pneumatic post system in the world was in operation for over 100 years, and may run again.

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

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

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

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

An Orwellian sculpture with eyeball cameras watches passersby.

A bus with a butt and biceps to put Olympic athletes to shame.

Looming communist pillar with a Czech twist.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

This artificial cave looks like something out of a fairytale.

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

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

Walk through Czech history in Prague's largest graveyard.

Two stunning 17th-century libraries and a cabinet of curiosities.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.