The ruins of an abandoned cemetery are among the last remnants of the old village of La Boulaye before a wealthy landowner had it relocated.

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

Small French town or alien garage?

César Baldaccini's iconic sculpture of a 40-foot thumb stands tall in La Défense.

The Nobel-Prize-winning author of The Stranger is buried beneath a simple gravestone in a sleepy French village.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

This Corsican Neolithic site is full of pre-Roman megalithic structures that may or may not be penises.

This statue honors the thousands of Allied avians that served and died for France during World War I.

For a brief time in 1960s France, families could climb into a tiny submarine and be pulled along an underwater journey.

This former limestone quarry is now a subterranean wonderland of grand stonework.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

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

Wall after wall of this French seaside neighborhood is intricately decorated with seashells and corals.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.

This castle-fortress is a living example of the transition from medieval defenses to modern fortifications.

Limestone grottoes turns everyday objects into stone.

Abandoned blockhouses from Nazi Germany's Atlantic Wall erode into the sea on a French beach.

For those late-night mollusk cravings.

This secret cemetery where no flag is allowed to fly holds the bodies of American soldiers convicted of heinous crimes during WWII.

A towering baroque basilica jutting out of the French countryside.

A Christian retreat founded to welcome refugees fleeing from the Nazis during World War II.

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

Longest canal tunnel in the world, abandoned in the 1960s.

A crumbling island fortress that seems to be covered in a field of stone crosses but is simply incomplete.