British troops and Prohibition couldn’t stop this spot from becoming one of the United States' oldest continuously-run taverns.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Wander among the abandoned ruins of this once-powerful medieval town.

A beautiful Victorian-era cemetery, complete with a miniature village.

An enormous, inside-out glass globe built in 1935.

A moody and picturesque riverside ruin overgrown with vegetation.

A quirky Poe-themed joint on an island keen to celebrate its overlooked connection to the famous writer.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The curious underground history of keeping Paris clean.

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Abandoned railway line circling the city of Paris.

Local legend says the remains of Father Christmas lie within the medieval grounds.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

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

A marvel of Byzantine engineering under the streets of Istanbul.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.