This German monument honors the so-called "Prince of Mathematicians."

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

A wunderkammer of exoticism immortalized by Tom Waits.

Dancing skeletal figures pay homage to a medieval mural destroyed during World War II.

One of the largest busts in the world celebrates the German city's erstwhile namesake.

A top-secret bunker now turned museum, is an eerie look at what life would have looked like in the event of nuclear war.

Taste freshly foraged yarrow and black locust blossoms at this ambitious cocktail bar.

A statue of an astronomer gazes at the sky as a tribute to Caroline Herschel.