A series of abstract, silly sculptures represent the works of a great modern classical composer.

Indents in the pavement are all that remain from a grisly death machine in Paris.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A mechanized clock where a man fights off a dragon, crab, and rooster.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This symbol of the French Revolution still stands where it was first planted during the 18th-century.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Amsterdam's Red Light District leaves little to the imagination.

Stained-glass windows inspired by Vincent van Gogh's paintings decorate this church in the town where the artist's career began.

This unique sculpture proved invaluable when it saved a train from careening off the tracks.

The Netherlands' first car tunnel has an unusually rectangular shape.

Scale model of St. Peter's Cathedral (Rome) in the middle of a small Dutch town.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This cheese shop also houses a museum devoted to Dutch dairy.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.