A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

When the rain falls, this drain system turns into a musical instrument.

A sweet museum focused on beets.

The 1852 novel "Uncle Tom's Cabin" lends its name to a subway station, a street, and several shops on the edge of Berlin.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

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.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

It's always summer at the beach inside this former airship hangar.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

This unique Lady Liberty is one of the only examples of the figure sitting down.

This chimerical bridge/tunnel appears to dead end right into the sea.

Swedish skyscraper with a 90° twist.

It houses the remains of a 17th-century version of the Titanic.

Sweden's oldest animated sign is still lighting up the skyline today.

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

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

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