Ruins of a historic medical facility sits eerily by the water.

A tourist attraction founded around a slumping cabin.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

This Pringle-shaped ledge makes for the perfect photo op.

The location of the last stand of Charles Manson's doomsday cult.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

This mosaic-covered bar is brimming with curated curios.

Intensely colorful calcite pools in Southern China.

Elvis's own personal tropical hideaway.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

A house built from trash known as the poor man's Hearst Castle.

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

World's largest collection devoted to one fruit.

A community of collapsing homes more than a mile out from the Florida coast.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

When you can't get to the Pacific, just go to Florida.

Water of undetermined depth has attracted rare fish and cult leaders alike.

The haunting ruins of Jack London's dream house.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

This impressive tunnel was dug entirely by hand over the course of 36 years.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.