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

This museum in a Paris apartment gives a unique look at the iconic French singer's life.

This frog-themed restaurant was frequented by Picasso, Saint-Exupéry, and more.

The subterranean "lake" below the Paris opera house inspired the Phantom of the Opera's lair.

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

Statue of death tucked in the University of Medicine courtyard.

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

A mechanized clock where a man fights off a dragon, crab, and rooster.

A surrealist timepiece by the artist of melting clocks.

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

A museum of magic with a Sadist past.

A museum of carnival attractions where you are invited to ride the rides.

Notorious artist squat renovated into legal studios.

Abandoned railway line circling the city of Paris.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A magical, macabre wax museum, beloved by locals, uses real artifacts to depict an assassination from the French Revolution.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

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

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Every year, a Louisiana town remembers a brief Civil War truce inspired by Masonic brotherhood.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

A house of courtship where the Jazz Age's most storied lovers got their start.