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

The personal library of the founder of modern neurology is open to visitors.

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

Former hunting lodge of a duke who was an avid collector of impressionist works.

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

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

This museum in a Paris apartment gives a unique look at the iconic French singer's life.

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

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

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

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

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

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

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

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

The first green space constructed on an elevated viaduct.

Statue of death tucked in the University of Medicine courtyard.

The history of radiation is on safe display at the foot of a radiation science laboratory.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

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

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.