The restored and active Victorian-era final resting place of San Francisco.

A couple turned their front yard into an artistic masterpiece.

An overlooked and unassuming engineering marvel.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

San Francisco Bay's ghost town.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

One of the ghostly stops along Route 66.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Explore 10 acres of environmental sculptures.

The remains of the first punk club in L.A.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

A meditative space out of a fantasy story.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

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

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

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

This stately structure has been abandoned for half a century.