19th century pendulum and a clock restored by a rogue group of guerilla artists.

The video game-themed street art first popped up in the French city.

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

The very center of Paris is surrounded by a bevy of strange good luck rituals.

A surrealist timepiece by the artist of melting clocks.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

Recovered suit of a cannibalistic West African gang.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

A semi-scholarly approach to sex.

Elevated freight railway turned wildly successful urban park.

Home to some of the last true noodle artisans in New York.

A terrific purveyor of natural history objects and curios.

A hands-on traveling collection of the innovative devices of yesteryear.

Nikola Tesla's former home contains an homage hidden from plain sight.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Unrepaired walls from a 1920 anarchist bomb attack.

Though the case is scorched and the buttons half-melted, this hardy handheld gaming device can still run a game of Tetris.

An unassuming secret door once led to a legendary watering hole.