This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

A total of 22 tiny bridges cross this canal of the Yvette River, forming a unique trail.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

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

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

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

This bridge was constructed from the rubble of the infamous Bastille.

There has been an astronomical clock on this spot since the 14th century.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

The world's largest reflecting pool is just two centimeters deep.

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

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

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

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

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

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

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

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.

The first green space constructed on an elevated viaduct.

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

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

France's national museum of scientific and industrial instruments.