A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

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

A huge musical instrument played by the ocean.

This turn of the century masterpiece has a mysterious goaty interloper.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Anyone can control this glittery light installation with just a phone call.

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

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

A strange house built only at night, with rumored mystic inspiration.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Eat a tasty meal in the house where John Steinbeck was born.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

The oldest continuously operating church in California.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

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

A house built from trash known as the poor man's Hearst Castle.