Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

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

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

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

A unrivaled and rather horrifying collection of wax dermatological models.

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

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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

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

Abandoned railway line circling the city of Paris.

Notorious artist squat renovated into legal studios.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

A museum of carnival attractions where you are invited to ride the rides.

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

This museum houses an imposing skeleton army comprised of creatures great and small.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

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

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

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

One of the oldest medical collections in Europe focusing on rare surgical instruments.

A museum of magic with a Sadist past.

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