The mummified heart of Louis XVII, the lost dauphin of the French Revolution.

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.

Tens of thousands of ancient rock carvings hidden in the heart of a French national park.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

A unique underground structure dating back to the 1st century BC.

An art world insider finds himself battling for his artistic home.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

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

A French library that makes sure its love of books is writ large... giant in fact.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

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

The 16th-century church was kept in its ruined state as a reminder of the casualties of World War I.

This ancient theater was once the home of fierce gladiatorial battles.

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

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

Saintly bones pressed into a wax effigy of a Catholic superstar.

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

This professional clown's home is an outsider art wonderland.

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

The fantastic architectural models of a French traveler.

An enchanting work of outsider art, full of whimsical sculptures and carvings.