Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This demon atop the Notre-Dame de Paris looks utterly bored.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

An art deco ice cream shop covered in vintage train station tiles.

One of the few beardless depictions of Lincoln, George Grey Barnard's 1917 was denounced by many—including Lincoln's own son.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

The oldest brick house in the state of Ohio.

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

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

"X" marks the spot of an echo chamber in the middle of a plaza.

This kitschy tavern is also home to rare early editions of "Treasure Island."

Once one of the largest producers of pig iron in the world.

Go surfing on this urban wave, "hacked" by local surfers.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.