The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The highest bridge in America was built for an almost unnervingly small amount of money.

When ecosystems collide in the arid Southwest.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

Where decommissioned airplanes and helicopters go to become part of Hollywood.

The quirky salon doubles as a retro museum run by the world's leading "hairstorian."

An old California photo stand has been turned into a shrine to the cozy art of crochet.

"The Star Factory" cranked out Hollywood stars like nobody's business.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

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

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

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The short oil boom of Venice Beach, and its swift removal from the tourism-laden landscape.

World War II-era Nazi compound nestled in the Santa Monica hills.

The mysterious, untimely death of a Canned Heat band member still haunts this unfinished home.

The ruins of the movie ranch owned by actor and stuntman Ray "Crash" Corrigan.

A bomb shelter and some fireplaces are all that remain of the house Fred Roberts tried so hard to keep standing.

A strange mishmash of ruins and abandoned structures hint at the park's many lives.

Rusty pieces of metal jutting out of a breakwater are all that's visible of the 12,500-ton ocean liner that capsized just off the beach.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.