The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

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

A subterranean shelter remains intact under a busy Paris railway station.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

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

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

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

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

France's national museum of scientific and industrial instruments.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

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

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

The only museum dedicated to the history of the "Magic Lantern," a medieval slide projector.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Local legend says that someone is buried in the trunk.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

This underwater old Texas hill town only resurfaces during harsh drought.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.