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

The subterranean "lake" below the Paris opera house inspired the Phantom of the Opera's lair.

The first green space constructed on an elevated viaduct.

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

The curious underground history of keeping Paris clean.

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

A unrivaled and rather horrifying collection of wax dermatological models.

This Parisian café sticks almost exclusively to an ethos of reuse.

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

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

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

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.

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

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

Paris' fabled purveyor of exotic taxidermy and natural history curios.

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

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

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

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

Egyptian Revival movie palace abandoned for decades and restored in 2013.

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

France's national museum of scientific and industrial instruments.

A surrealist timepiece by the artist of melting clocks.