The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

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

This bar and museum are devoted to the controversial comic book work of Kája Saudek.

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

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

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

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

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

Steadily reminding Czechia of its past.

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

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

A surreal statue honoring Prague's favorite literary son.

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

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

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

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Tiny memorials honor individual victims of the Holocaust.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A monument to the man who almost killed Hitler.

Cold war icon and onetime "hole" in the iron curtain.