Legend says St. Mary Magdalene spent her final 30 years in a secluded mountain cave.

A very uncommon water tank standing in the middle of the grapevines in Bordeaux nearly a century after its construction.

The remains of an abandoned funicular railway that once ferried skiers and hikers to great heights in the Pyrenees.

A cozy, cave-like home hidden in the French countryside.

A priceless work by the 17th-century Dutch master is on display in the parish church of a French village.

A Roman amphitheatre turned meeting spot for witches.

A coastal French town said to have been visited by Jesus' disciples is a major pilgrimage center for Catholic Romanis.

Rainbow arches made of shipping containers grace the entrance to one of France's largest seaports.

Two ancient yew trees with a chapel and an altar built inside their hollow trunks.

Tour part of the Maginot Line bunker system built to defend France against a German invasion.

Hilltop garden on the site of an old fortress overlooking the Mediterranean Sea.

A 15th-century Corsican chapel that possesses a rare Catholic monument: a "Scala Santa," or "Holy Stairs."

A cluster of cylindrical apartment buildings nod to the city’s vegital past.

A road that ends in the middle of a farmer’s field is one of the only remnants of this once-famous racetrack.

A ghostly and forgotten art deco bathhouse by the windy shore of Dunkirk, weathered but still standing.

A young Gustave Eiffel assisted in the construction of this skinny metal observation tower.

A neighborhood with Art Deco architecture as eccentric as its history.

These gardens whisk you away to Japan and Morocco—without leaving Bordeaux.

This massive and eclectic collection is filled with thousands of sculptures, masks, and assemblages.

The unique design of these skyscrapers in a Paris suburb led to them being nicknamed "cloud towers."

Notorious artist squat renovated into legal studios.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

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

Ordinary art transforms to extraordinary thanks to locals' quirky sense of humor.