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

The final resting place of the "father of special effects."

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

Jean Tinguely's bizarre monster sculpture is hidden deep in a forest.

The world's most famous cheese caves.

To the famous surrealist artist, liberty required two torches held high.

One man's desire to transcend art led to the construction of this outsider chapel.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

Located in the house where Gustave Flaubert was born, this odd museum has more to do with medical grotesquery than the Western novel.

This narrow path was cut right into a French mountainside to feed the country's early naval expansion.

This otherworldly French waterfall looks like its waters have turned to stone.

The tomb of history's greatest potato promoter is surrounded by tubers.

Miles of man-made caves and tunnels are currently used for cultivating mushrooms.

An art world insider finds himself battling for his artistic home.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

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

Statue of a decomposing prince that once held his heart in its hand.

These crumbling Nazi artillery bunkers are now fair game for massive graffiti projects.

The Church of the Annunciation was carved into the face of a cliff, just like the rest of the town of Haute-Isle.

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

A centuries-old complex of hand-dug stone chambers has sheltered locals in times of trouble.

One of the largest ochre quarries in the world, hidden in a limestone landscape.