Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

The French leader's hat sits in a glass case at the oldest restaurant in Paris.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

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

This bridge was constructed from the rubble of the infamous Bastille.

This demon atop the Notre-Dame de Paris looks utterly bored.

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

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

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

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

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

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

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

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

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

Site of a classic 19th-century physics experiment to prove the earth is rotating.

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

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

A plaque on the base of this statue holds a bewitching design.