A medieval church with largest and oldest collection of Renaissance frescoes in France.

Bits of architecture from a town destroyed in World War I now decorate this hotel garden.

The Church of the Annunciation was carved into the face of a cliff, just like the rest of the town of Haute-Isle.

The deserted pirate-themed restaurant still entices explorers.

Statue of a decomposing prince that once held his heart in its hand.

An abandoned beach resort in Normandy reclaimed by artists.

The remains of 40,000 humans, meticulously stacked in a tiny churchyard shed.

A tiled, multi-level garden of survival in Lyon.

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

Hundreds of dwarf beeches create an unusual, haunting forest in the north of France.

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

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

Museum in a swimming pool where the water still flows.

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

This collection of French root art looks like an indoor fairy wonderland.

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

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

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

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

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

These quaint French houses dangle precariously over a precipice.

The Cimetière des Chiens et Autres Animaux Domestiques is one of the oldest pet cemeteries in the world.

The recovered bones of martyrs slaughtered during The Terror are on display in this church crypt.

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