If they push on just the right spot, even the weakest person can move this titanic boulder.

Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

A bike train runs along a disused railway line through the tranquil French countryside.

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

An unusual number plate signifies the building's saucy past.

A French artist's vague warning hangs over Belleville.

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

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

Sleep in a climate-controlled plastic bubble for the night.

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

A beautiful and classically designed villa, with an hourly infestation of monsters.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

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

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

Monsters and miniatures are held in equal esteem at this wondrous museum.

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

An aluminum skeleton brings Chinese mythology to the French shore.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

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

BDSM, 1930s Style.

A Gothic cathedral created from volcanic rocks.

This massive blockhead sculpture hides an entire library.

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