Ancient paintings known as the "Sistine Chapel of Cave Art."

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

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

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

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

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

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

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

The curious underground history of keeping Paris clean.

The narrowest street in Paris.

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

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

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

The first green space constructed on an elevated viaduct.

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

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.

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.

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

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

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

Indents in the pavement are all that remain from a grisly death machine in Paris.