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

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

Notorious artist squat renovated into legal studios.

From 135 feet high riders plunge down the world's tallest freestanding body slide at 65 mph.

Now a memorial, this factory was once used as a concentration camp for artists by the Vichy government.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

A simple plaque on the facade is the only reminder that the treaty ending the American Revolution was signed inside.

A font of vintage porn on the silver screen.

A mud statue stands in the dark tunnels, seeming to hold up the weight of the city above.

This Parisian gem is one of the most incredible ethnographic museums in the world.

Walk through spectacular aisles of hanging meat and wagon wheel–sized cheese at the world's largest wholesale food market.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

An odd museum dedicated to French fakes.

An iconic and eccentric bar for "Manouche" Jazz music keeps expanding its space—and its influence.

Despite being considered a thoroughly American sport, basketball's oldest surviving playing field is found in the basement of a Paris YMCA.

A unrivaled and rather horrifying collection of wax dermatological models.

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

How did a French journalist’s grave become the sexiest statue in the cemetery?

A subterranean shelter remains intact under a busy Paris railway station.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

Longest canal tunnel in the world, abandoned in the 1960s.

This folk museum is devoted to small figurines of provincial village life.

"Drunken ship" sculpture memorializing the French poet in the city where he died.