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

This small red school was where Germany signed their surrender during WWII.

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

Site of one of World War I's most horrific scenes.

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

France's Lilliputian park displays over 100 of the country's monuments for visitor perusal.

A massive, secret marina for the Nazis' most formidable weapon in the Atlantic.

Fighting the British and making game shows for over 150 years.

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

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

His "Lionheart" is entombed separately from the rest of his body.

Legend has it this 11th-century castle was paid a visit from the devil.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Underneath a chalk hill in France lies what Hitler hoped would be the underground launching base for a devastating new weapon.

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

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

The deserted pirate-themed restaurant still entices explorers.

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

The Argonaute submarine was the French navy's pride and joy in the 1950's.

A museum which takes visitors to the côté obscure of Paris.

A chapel on a volcanic core, marking the end of a successful journey.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

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