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

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

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

The video game-themed street art first popped up in the French city.

The construction of a tram line unveiled hidden remnants of the old medieval city.

Bits of architecture from a town destroyed in World War I now decorate this hotel garden.

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

The birthplace of the ferocious William the Conqueror, this castle is awash in medieval history.

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

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

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

Hundreds of dwarf beeches create an unusual, haunting forest in the north of France.

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 French library that makes sure its love of books is writ large... giant in fact.

Trek into the depths of the cave where 17,000-year-old paintings exist alongside 400-year-old graffiti.

The remains of 40,000 humans, meticulously stacked in a tiny churchyard shed.

The post-apocalyptic remnants of a bucolic town ruined by a plane crash.

The encased skull that is widely believed to belong to St. John the Baptist.

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

Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

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

A swath of France so devastated by war it is still forbidden to go there.