A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

A hand-built folk art installation covered with messages of God's love.

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

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

A winding path built in secret on the edge of the continent.

America's most famous piece of self-built architecture.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The Magical World of George Phar Legler.

This museum chronicles the history of a leprosy quarantine hospital that then became a refuge.

An otherworldly musical haven in The Big Easy.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

A home designed to be on the cutting edge of comfortable, low-cost living.

This small Arkansas town once had a close encounter with the Beatles, and are determined never to let anyone forget that. Ever.

A large stone map of Arkansas awaits visitors to its highest point.

Where animatronic singing fish go to retire.

An ever-growing collection of rare and strange objects owned by local Arkansas illusionist Maxwell Blade.

Of course the guy with the first patent for an ice machine lived in Florida.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

When this test site was abandoned, they didn't even bother to take the rocket with them.

An abandoned water sports stadium that has become a haven for graffiti and decay.

An oddities shop that dabbles in the deathly and beautiful.