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

These rustic holiday homes are made from discarded fishing boat hulls.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.

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

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

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

A little sculpture with a large wardrobe.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

Brussels' favorite peeing boy has a sister.

This non-profit theatre in the heart of Brussels is dedicated to hosting independent films.

The original shop where the iconic Belgian praline was invented.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This modest German chapel has been in use for more than 1000 years.

Burgers and fries in the shadow of a dreaded Nazi symbol.

Beloved children's TV characters freckle the German city's streets.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

Böttcherstraße's bells, extolling Nordic virtues and the great conquerors of the world.

A series of playful yellow penguins share a serious message about the environment.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

A historic and beautiful Art Nouveau chamber in a historic railway station.

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

Hamburgers are intensely proud of their tunnel beneath the river.