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

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

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

The celebrated eyesore created by starry-eyed sweethearts.

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

A museum dedicated to linguistics, from how babies learn to talk to endangered and extinct languages.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

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

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

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

Notorious artist squat renovated into legal studios.

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

The approximate spot where the last Grand Master of the Knights Templar was put to death.

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

The site where two doves fell in love.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

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

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The narrowest street in Paris.

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

A surrealist timepiece by the artist of melting clocks.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.

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

The video game-themed street art first popped up in the French city.