Walking through this narrow gorge will make you feel like you've fallen into a fairytale landscape.

This innocuous-looking button may have been used to assassinate a king.

Controversy surrounded the creation of this anti-fascist statue.

A Very Low Frequency transmitter you can tune in on your PC.

Hundreds of mossy stones engraved with bits of philosophy, literature and random musings.

The world's most charming instant portrait studio also happens to be its smallest.

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

The grounds and buildings of an old wood pulp mill have been transformed into an innovative art park and museum.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

A reconstructed farm shows what life was like in Norway 1,500 years ago.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This unique museum focuses on the Siege of Sarajevo through children's eyes.

Superb sweets await at the first Jewish bakery inducted into Berlin’s prestigious baker’s guild.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

Tiny memorials honor individual victims of the Holocaust.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

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

An abandoned NSA listening post on Berlin's "Devil's Mountain."

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

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

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