This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

Museum dedicated to the terror regimes of Hungary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

This curious sculpture represents the perseverance needed to take to the skies.

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

After a nearly successful attempt on Hitler's life, the conspirators met their fate in the courtyard of this Berlin building.

Metro station with a claim to rock n' roll fame.

A brush maker used his factory to protect blind Jews from the Gestapo.

These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

A 12th-century fortress containing some of Berlin's oldest buildings.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Art and a pun, all in one.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

Started as a kitchen garden, now the second largest botanical garden in the world.

This strange statue depicts a young boy's body with an adult Mozart's head and a single wing.

An enormous and lavish Gothic church in Czechia.