This historical Netherlands fortress still bears the marks of its single siege.

Legendary site where an evil bishop was devoured by rodents.

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

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

Located in a heritage building, this Mickey D's is missing its Golden Arches.

Germany's longest suspension rope bridge.

A team of concrete athletes stands in the middle of a traffic circle.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

A 30-foot-high stream of chocolate flows continuously at the Lindt Home of Chocolate.

There has been an astronomical clock on this spot since the 14th century.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

In a resort town where the real Alice spent her summer holidays, iconic characters create a curious trail.

One of the oldest suspension bridges in the world blends in perfectly with a medieval castle.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

The stately remains of Llywelyn the Great's mighty fortress.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Lines on the pillar of Heidelberg's Karl-Theodor Bridge record the dramatic heights of past floods.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

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

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