A triumphal steel arch on the side of a German mountain.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

A rare chance to ride one of the few continuous elevators still in operation.

The zoological collection at the Hessisches Landesmuseum hosts some of the world's oldest habitat dioramas.

A beautiful Arctic museum and nature center preserves the culture of the Sámi people.

A tiny chapel clings to a precipice above Germany’s gemstone capital.

It's said the devil used this mushroom rock as a table for a late-night meal.

Germany has its very own Centralia, whose spark remains attributed to "spontaneous combustion."

Super-heavy Nazi architectural experiment.

A brush maker used his factory to protect blind Jews from the Gestapo.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A slice of central Asia in the middle of Berlin.

The home of the morbid art of corpse plastination is open for visitors to view the fascinating, but stomach-churning process.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

Several of these strange cone-shaped bunkers can still be seen around the former Nazi headquarters.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Swedish mice can dine at the Nuts of Life restaurant or take a date to the amousement park.

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

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

A wunderkammer of mysterious objects and stories.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.