An aluminum skeleton brings Chinese mythology to the French shore.

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

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

A Gothic cathedral created from volcanic rocks.

How did a French journalist’s grave become the sexiest statue in the cemetery?

A font of vintage porn on the silver screen.

An ancient monastery, a locked room, and a mysterious book heist.

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

Monsters and miniatures are held in equal esteem at this wondrous museum.

The largest underground church in Europe.

This massive blockhead sculpture hides an entire library.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

The famous winding walk at Chartres is surrounded in mystery and myth.

Two small chapels housed inside an ancient tree.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

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

Hundreds of hidden passageways weave through the old quarters of Lyon.

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

Do these monsters look familiar? The gargoyles on this church are all from pop culture.

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

A cave dwelling that was started by the Celts, expanded by monks, and finished by knights.

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

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