The curious underground history of keeping Paris clean.

This museum in a Paris apartment gives a unique look at the iconic French singer's life.

Avant garde house of Pierre Cardin on the Cote d’Azur.

The fantastic architectural models of a French traveler.

This professional clown's home is an outsider art wonderland.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

A beautiful and classically designed villa, with an hourly infestation of monsters.

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

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

This massive blockhead sculpture hides an entire library.

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

A unrivaled and rather horrifying collection of wax dermatological models.

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

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

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

One of the greatest maze designer’s greatest mazes.

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

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

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

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

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

Egyptian Revival movie palace abandoned for decades and restored in 2013.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

A haunting collection of the vanished and disappearing natural world.