The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an 8th-century Buddhist master.

The most alien-looking place on Earth.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A stray meteor left this picturesque hole in the Australian outback.

A small obelisk marks the spot where Captain Sam Greele was killed by a falling tree.

The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

A key producer of charcoal iron in the early 1800s, the structure still stands today.

This 11th century tower is said to be the oldest building in Oxford.

Stay overnight in the world's most sleekly designed rabbit hole, free of charge.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

Kentucky's anomalous peninsula projecting into the Mississippi River, site of legendary earthquakes and local feuds.

This haunting ghost ship stands beached in the waters off the coast of the Falkland Islands.

The purported world's shortest international bridge connects a homeowner in Canada to his backyard in New York.

This Corsican Neolithic site is full of pre-Roman megalithic structures that may or may not be penises.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

This burger joint is named after everyone's favorite carnival prize and is adorned with a giant one over the door.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.