A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.

An unusual number plate signifies the building's saucy past.

A French artist's vague warning hangs over Belleville.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

This Parisian fountain is a little bit fantasy and a little bit nightclub.

A surrealist timepiece by the artist of melting clocks.

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.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Abandoned railway line circling the city of Paris.

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

Notorious artist squat renovated into legal studios.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

This isolated airport in the middle of the Everglades sees more alligators than planes.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.