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

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

An abandoned underground bunker not far from downtown New Orleans.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

A natural dome made of volcanic glass in Inyo National Forest.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

This Bangkok high-rise looks like a rudimentary LEGO elephant.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

On the Oregon coast there is a natural hole that seems to be draining the sea.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Beautiful steampunk ghosts of early Massachusetts.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.