Puppet theater and museum holding a collection of more than 300.

Electricity pylon standing in the middle of a shelter.

The old castle kitchen where nucleic acid was first isolated is considered the "cradle of biochemistry."

The highest cold-water geyser in the world.

Stuffed people arranged in unsettling scenes give a voyeuristic glimpse of life within a historic old hotel.

This concrete church spent a period of its history as a World War II bunker.

The Tübingen University anatomical collection hosts an example of an extremely rare medical phenomenon.

Largest illuminated advertisement sign in the world.

This natural hill rose another 130 feet from the debris and rubble added after World War II.

Named after the German word for "a longingness to travel," this park brings together thousands of city and street signs from around the world.

This magnificent church allows travelers along one of Germany's busiest roadways a chance to rest and reflect.

This famed marionette theater and museum is bursting with imaginative string puppets.

First museum dedicated to the research and history of Epilepsy.

A Neolithic celestial calendar standing in a nondescript wheat field.

A man-made slag heap that you can "ski" down, and is home to the world sandboarding championships.

A small concrete monument remembers a German cold case involving incest, farm tools, and psychics.

A graveyard and memorial chapel for victims of leprosy.

If the tunes of antique organs and musical marionettes don't intoxicate you, the draft beer certainly will.

This 18th-century folly is one of Europe's rare "garden mosques."

This beautiful 19th-century temple stands atop the ruins of its predecessor.

The name doubles as an appropriate adjective for this small ossuary.

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

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

A kindergarten shaped like a cat with a tail that's a slide.