This modern French ossuary contains the jumbled bones of 130,000 WWI soldiers.

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.

Historic medieval fortified city in southwest France.

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

Hundreds of hidden passageways weave through the old quarters of Lyon.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Former hunting lodge of a duke who was an avid collector of impressionist works.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The remaining relics of the patroness of Paris lie in a chapel under a striking double spiral staircase.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Museum on French naval history, with magnificent figureheads, a historic diving suit, and a boat used by Napoleon.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

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

The curious underground history of keeping Paris clean.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

France's national museum of scientific and industrial instruments.

This modest marker near Notre Dame identifies the very center of Paris.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Paris' linguistic guide to the international language of, yes, love.