Berlin's old airport.

Blitzkrieg bop your way through Berlin's Ramones Museum.

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

Art and a pun, all in one.

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

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Copenhagen's celebrated theme park and gardens.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

The Swedish flag over this small naval fort signals that the nation is at peace.

The discovery of an old wall led to the creation of this fascinating museum about the city in the Middle Ages.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

The world's largest model of our planetary system.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The magic's in the hole!

Wisconsin's most celebrated export gets the royal treatment on I-94.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Where once there was a train station bathroom, there is now this German burger joint.

Hidden in plain sight, this creepy sculpture watches from above.

This 11th century tower is said to be the oldest building in Oxford.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.