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

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

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

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

This historic Chinese tower was said to have been haunted by fox spirits but is now haunted by a grisly murder.

This ancient Chinese observatory still contains early astronomy technology.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

Ming Dynasty necropolis raided during the Cultural Revolution.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Beijing's version of Disneyland, completely abandoned, mostly destroyed.

60 feet of towering steel balances gracefully.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

Pizza joint known for labor-inducing salad dressing.

Legendary frontman of the Doors looms in this giant mural by famed Venice muralist, Rip Cronk.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

Pay your respects to a folk-punk legend.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

The site of a classic series of Laurel and Hardy pratfalls.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

Historic church where a number of Shakespeare's actors are buried.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.