Visitors may notice something strange walking through this quaint German town.

A spooky juxtaposition of caves and graves gives this legend-filled cemetery a particularly haunting vibe.

A beer pipeline runs beneath Bruges.

You can spot this teeny tiny stained-glass window from the Bonifacius bridge.

The highest cold-water geyser in the world.

The many—66 to be exact—faces of the German forest.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

These blingy, baubled skeletons lie in glass boxes inside a baroque Bavarian church.

Explore the five senses depicted on this protruding Gothic window.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

A curious stone in a public square commemorates the victims of witch-burning.

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

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

The elegant manor house where Kaiser Wilhelm II lived in exile after World War I.

This neighborhood of futuristic ball houses looks like an alien settlement in a science fiction film.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

An unsettling sculpture of a boy hanging out in a street in Ghent has been baffling visitors for years.

A unique waterfall that some believe attracts the fairfolk.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

Puzzles within puzzles hide a golden treasure in this hedge maze.

A quaint hamlet of nine cottages around a small green near Blaise castle.

A 142-foot-tall Q-tip on Bristol's skyline.

A historic, reportedly haunted pub that provided inspiration for several famous adventure novels.