Before serving as James Bond's Casino Royale, this Victorian-era spa catered to the world's elite.

This network of conjoined cellars was riddled with traps and supposedly allowed the townspeople to pretend their homes were deserted.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

The deepest sinkhole in Central Europe comes with a grisly tale and an unusual nickname: “The Stepmother Abyss.”

Thirty creepy ghosts now inhabit this decaying 14th-century church.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Hindu temple of the dead home to hundreds of long-tailed macaques.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."

The wing of this deserted Boeing 737 almost touches the Dunkin' Donuts next door.

A haunting theme park is slowly being swallowed by the jungle.

Someone left a Boeing 737 in a field in southern Bali.

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.

Most-visited and most-photographed slot canyon in the American Southwest.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

A crumbling Beaux Arts monument to the Bay Area's age of rail.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

A museum befitting the city responsible for supplying the majority of the world's LSD.

A psychedelic labyrinth on the San Francisco bay.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.