The world's first combination ski slope and power plant.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

This handsomely carved wooden church is more than 800 years old.

The world's first and only escalator for lazy bicycles and their daunted riders.

The iconic blonde bombshell has a familial connection to this town in southern Norway.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

England's most famous front door has an accidental doppelganger.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

Overshadowed by other, more famous Maltese catacombs, this ancient burial chamber has one of the best examples of a ritual agape table.

This unique building in the main square stands out among the city's typically Baroque architecture.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

His "Lionheart" is entombed separately from the rest of his body.

Located in the house where Gustave Flaubert was born, this odd museum has more to do with medical grotesquery than the Western novel.

A French museum of wrought iron.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

A microbiologist-chef is slinging noodles with hyperlocal Nordic ingredients.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

The grounds and buildings of an old wood pulp mill have been transformed into an innovative art park and museum.