Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

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

The Argonaute submarine was the French navy's pride and joy in the 1950's.

A magical, macabre wax museum, beloved by locals, uses real artifacts to depict an assassination from the French Revolution.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

A museum which takes visitors to the côté obscure of Paris.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

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

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

A modern-day Lascaux cave underneath Paris.

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

Dedicated to the art of hunting, with juxtapositions of contemporary art.

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

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

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

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

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

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A surrealist timepiece by the artist of melting clocks.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

A museum of magic with a Sadist past.

A mechanized clock where a man fights off a dragon, crab, and rooster.