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

It's good luck to be mocked by this monkey.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

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

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

One part local history, 99 parts gruesome haunted house.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The historic building has preserved human organs, unusual hexagrams, and scars from a political assassination.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

Monasteries on rock pillars, once accessible only by frayed ropes.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

The last bastion of Roman presence north of the Alps looms over a German town.

A university observatory dome painted to resemble the beloved 'Star Wars' droid.

Most powerful transmitter in Germany only broadcasts in the French language.

A Faraday Cage protects cars from a nearby high-power transmitter.

A former ironworks that was the first UNESCO industrial site.

This rock resembling a turned-up boot has become the symbol of St. Ingbert.

Germany has its very own Centralia, whose spark remains attributed to "spontaneous combustion."

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

The skulls and bones of thousands of soldiers line the walls of this small Italian chapel.

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.