A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

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

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

The remaining relics of the patroness of Paris lie in a chapel under a striking double spiral staircase.

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

This museum houses an imposing skeleton army comprised of creatures great and small.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

This modest marker near Notre Dame identifies the very center of Paris.

A haunting collection of the vanished and disappearing natural world.

The celebrated eyesore created by starry-eyed sweethearts.

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

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