Museum in a swimming pool where the water still flows.

Ghosts of France's colonial past.

This French castle is said to have once held the Holy Grail but is now a gorgeous mountaintop ruin.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

This is what trains will look like after the zombie apocalypse.

The world's largest reflecting pool is just two centimeters deep.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

A mosaic-tiled house built by graveyard sweeper Raymond Isidore.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

A medieval military street hidden beneath a charming French fishing village.

Avant garde house of Pierre Cardin on the Cote d’Azur.

A well-preserved medieval village nested on a rocky outcrop and surrounded by a network of cliffs, natural bridges and canyons.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

This stunning natural double arch, the largest in the Alps, went undiscovered until 2005.

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

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

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

Historic medieval fortified city in southwest France.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

Science fiction's grandfather has a fittingly marvelous tomb.

This natural French spring has been turned into a magical grotto by Roman and medieval constructions.