A fifth-century temple improbably built into the side of a cliff.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

This pair of small sea rocks has been "wed" using rope and ancient Shinto tradition.

The villagers of the coldest inhabited place on Earth adjust to unique challenges presented by day-to-day living.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

One of Ireland's most infamous prisons for rebels including men, women and children.

This Scottish bridge seems to compel dogs to leap to their death.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

This series of Scottish caves has no clear purpose other than baffling historians.

Long abandoned underground complex to keep royals safe from a nuclear war that never came.

This star-shaped military outpost is now simply trying to protect itself from neglect.

Beijing's expansive subterranean hiding spot now crumbles away as a tourist destination.

An abandoned meat mecca now serves as an excellent locale for urban exploration.

An abandoned stretch of elevated road in the middle of the Brazilian jungle.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

This abandoned Croatian stronghold never saw a great deal of conflict but it is still a beloved relic nonetheless.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

This peculiar lake of pitch is so thick and viscous that one can walk on its surface.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

Underwater roads undetectable from the surface used for escape routes from foreign invaders.

Museum deep in the catacombs of St. Michael the Archangel Church is explored by touch, sound, and smell.