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

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

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

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

After decades of damage, this feat of timekeeping and automaton art has been given a new lease on life.

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

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

France's most famous cemetery, with some of its most curious tombs.

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

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

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

This bridge was constructed from the rubble of the infamous Bastille.

Kissing the ass of this stone lioness has become a rite of passage in the city of Girona.

A historic structure inspired by Roman, Muslim, and Jewish bath houses.

These fly sculptures are scattered around the city and represent the patron saint of Girona.

Designed by Gustave Eiffel before his famed tower.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

This cemetery features modernist statues as strange as its name.

This ancient Roman town was revered for the healing waters of its sacred spring.

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