Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

The narrowest street in Paris.

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

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

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

One of Jeff Koons’s largest sculptures and his first commemorative work.

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

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

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

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

A self-built mosaic house and sculpture park.

A medieval house adorned with enigmatic carvings, including one of a man displaying his masculine attributes.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

A little sculpture with a large wardrobe.

Theme park featuring miniature replicas of European monuments.

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

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

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