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

The most visited, and possibly most controversial, museum in Germany.

Super-heavy Nazi architectural experiment.

A towering monument to war, located on a beautifully peaceful hill.

Berlin's old airport.

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

One of the most easily accessible examples of the rare 1960s UFO houses.

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

A monument to the man who almost killed Hitler.

The prototype for all Nazi concentration camps.

A small but immensely extravagant palace built by the "Night King."

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

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

This monumental work of art symbolizes the coming together of a previously divided city.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

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

King Ludwig I's collection of beautiful women.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A fearsome dragon clings to a corner of Munich's city hall.

A giant snail sculpture looking longingly at the German traffic museum.

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.