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

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

The first green space constructed on an elevated viaduct.

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

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

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

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

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

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

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

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

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

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

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

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

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

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

France's national museum of scientific and industrial instruments.

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

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

Abandoned railway line circling the city of Paris.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Notorious artist squat renovated into legal studios.