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

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

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

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

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

An all-American grocery store in Paris sells U.S. "cuisine" like Pop-Tarts and Heinz ketchup to homesick ex-pats.

A museum of magic with a Sadist past.

The celebrated eyesore created by starry-eyed sweethearts.

France's national museum of scientific and industrial instruments.

Dedicated to the art of hunting, with juxtapositions of contemporary art.

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

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

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

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