Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

A relic of World War I that now exist as a piece of public art.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A diminutive statue that was inspired by the sculptor's own daughter.

A fascinating insight into daily life in the Eastern Bloc.

A monument to the man who almost killed Hitler.

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

A haunting contrast of trains that both saved and took the lives of Jewish children in Nazi Germany.

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

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

This watchtower once presided over the Berlin Wall.

Tiny memorials honor individual victims of the Holocaust.

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