These unique stepping stones hug a river's edge to take hikers on a journey through a limestone gorge.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

A petite castle folly in the English countryside.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

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

The body of at least one victim of a construction accident was left behind in the collapsed pylon, buried under tons of concrete.

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

Tiny castle in the middle of the Rhine made you pay to pass.

Legendary site where an evil bishop was devoured by rodents.

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

Twisted buildings adorn the banks of the Rhine river.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

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

Somber memorial to the May 10, 1933, book-burning which took place on this spot.

How did a lighthouse wind up in the middle of this landlocked German city?

A poignant mural honors the heroic teenage non-conformists who took on the Nazis and paid the ultimate price.

Life-sized bronze statues of fictional puppet characters.

This fountain of a little boy that spits on passersby at erratic intervals is a town icon.

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

The sanctuary seems to either float atop the water or sink into the dirt, depending on the water level.

This 20-foot mountain is made up of some 15,000 mannequins—if you visit, you can even take a piece home with you.

According to legend, this is the site where a blind horse killed a local witch.

This lone tower casts an outstretched shadow over the site of a once-wealthy Knights Templar preceptory.