Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

Shop selling 500 flavors of soda has something for everyone.

A stellar example of Art & Crafts architecture, and a movie set to boot.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

World's largest collection of serial killer artwork and other macabre exhibits.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

Walking by this fence is like strolling along a portal to various fictional worlds.

A centuries-old forgotten underworld lies beneath Malta.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

A millionaire's abandoned swimming pool from the gilded age of one of America's most distinguished families.

A Roman-style column in Oregon hides a spiral staircase inside.

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

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A mysterious air force base built to resemble a Long Island fishing village.

Etchings in a pile of boulders on the Long Island Sound are a monument to vanquished native peoples.

The site of a tragic massacre that spawned a multimedia franchise.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

A living archive of urban activism and space reclaimed.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

This translucent sculpture represents a quintessential component of New York City's skyline.