In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

1920's reinforced concrete church by architect Auguste Perret changes the face of modern design.

The mummified heart of Louis XVII, the lost dauphin of the French Revolution.

This massive sculptural work outside of Paris was four decades in the making—and it's still not quite complete.

This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

A massively oversized measuring tape sculpture sits inside a hidden yard.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

Home to the "Rat King" of Nantes and other wonders of the natural world.

The sunken structure looks like the victim of a catastrophic flood.

This tiny hotel perched atop a 50-foot tower really puts things into perspective.

An aluminum skeleton brings Chinese mythology to the French shore.

One of the great treasures of Neolithic art lies within this carefully constructed pile of rocks.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

Despite the name, this ancient statue of uncertain origins is unlikely to represent the Roman goddess Venus.

The haunting concrete remains of a Nazi pebble crusher can still be found in this small French commune.

Admire endangered plants in a verdant garden that looks straight out of a Monet painting.

A small house sits between two huge rocks, with its back to the sea.

The precise origins of this pink sandstone temple are unknown.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

If they push on just the right spot, even the weakest person can move this titanic boulder.

A remote hilltop covered in giant monoliths haunts the Brittany countryside.

Like the monarchs in its home country, this sculpture keeps losing its head.

An enchanting work of outsider art, full of whimsical sculptures and carvings.