A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

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

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

What looks like a normal building is really a hollow facade hiding a subway vent.

The tomb of history's greatest potato promoter is surrounded by tubers.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

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

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

BDSM, 1930s Style.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

The narrowest street in Paris.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

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 water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

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.