Indents in the pavement are all that remain from a grisly death machine in Paris.

The celebrated eyesore created by starry-eyed sweethearts.

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

Admire endangered plants in a verdant garden that looks straight out of a Monet painting.

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

The video game-themed street art first popped up in the French city.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

Home to the "Rat King" of Nantes and other wonders of the natural world.

This French "sea of rocks" is packed with stunning rock formations and its own medieval castle.

This recessed garden protects thousands of mountain plants by creating its own microclimates.

This Parisian gem is one of the most incredible ethnographic museums in the world.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

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

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

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

The world's tallest bridge is also possibly the most elegant.

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

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

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

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

This Parisian café sticks almost exclusively to an ethos of reuse.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

Site of a classic 19th-century physics experiment to prove the earth is rotating.