This frog-themed restaurant was frequented by Picasso, Saint-Exupéry, and more.

Historic medieval fortified city in southwest France.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

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

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

One of the greatest maze designer’s greatest mazes.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

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

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

Statue of death tucked in the University of Medicine courtyard.

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

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

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

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

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

France's national museum of scientific and industrial instruments.

A museum of magic with a Sadist past.

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

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