This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

The set location for a 1987 cult classic draws international film buffs to the middle of the Mojave Desert.

Intensely colorful calcite pools in Southern China.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This tiny little island has, as the name says, just enough room for its single house.

This Shetland Islands bus shelter may be small, but it squeezes in a couch, a desk, some art, and even an old telly.

A UFO scrapyard in the California desert.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

A lakeside garden in the Southern Alps full of whimsical artwork and thousands of beautiful flowers.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

At the United Kingdom's only residential library you can sleep among the books.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

An institution dedicated to curiosity, logic, riddles, and Mongolia's long history of puzzles.

A psychedelic labyrinth on the San Francisco bay.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

Secret US military film studio in the Hollywood Hills.

This grand mansion has starred in everything from Bones to Buffy.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Four-story concrete hotel never opened to customers.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.