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

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

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

The medieval institution is home to the precious treasure stolen in World War II in one of the greatest art thefts of the 20th century.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

A ruined castle stands atop a hill surrounded by dragon lore.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

This 19th-century fountain features sculptures of little gnomes that help with chores.

Life-sized bronze statues of fictional puppet characters.

The first recognized Neanderthal remains were found in this now-lost cave in 1856.

This futuristic German television spire is actually the world's largest digital clock.

Twisted buildings adorn the banks of the Rhine river.

Cages that once displayed the bodies of executed leaders hang from a German church tower.

A Nazi concentration camp and Anne Frank's place of death.

Hidden in plain sight on a gable between two towers on the roof of shipping firm F. Laeisz' headquarter in Hamburg sits an unexpected bronze sculpture.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Model Trains and Much More in Hamburg.

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.

Hamburgers are intensely proud of their tunnel beneath the river.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

This red light district plaza memorializes the Fab Four and their historic connection to the area.

A larger-than-life monument to the inventor of the Bunsen burner.

A remnant of the Franco-Prussian War, lodged in the city's walls.