An eerie, decaying ghost town destined to fade into the forest.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

The site of murders and Satanic cult gatherings.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

This massive redwood tree has a hole in the base big enough to drive through.

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

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

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

Abandoned bridge hidden deep in the San Gabriel Mountains.

An inconspicuous footbridge beloved by San Diego locals.

The largest drain hole in the world.

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

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

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

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The ghost town that ended up on Ebay.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

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

Visible below the waves are memorials to the city's Gold Rush dead.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Canyon walls shrouded in ferns.

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

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

"Looks so real, it's scary!"