The only standing town in the United States that early Chinese Americans built for themselves.

Spiral labyrinth hidden in the hills above Oakland, CA.

An abandoned car and strange wooden debris are among the scattered remains of the old sand and gravel quarry.

A unique piece of graffiti offers a little slice of local history and mystery.

Here, Father Agapius Honcharenko established his homestead, becoming the first nationally conscious Ukrainian to settle in the United States.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

A Roman-inspired temple once controlled half of San Francisco's waters.

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

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

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

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.

Subterranean house made out of a grain silo, located in the Santa Cruz Mountains.

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

Here, visitors can swing with the waves of the Pacific Ocean.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

The Internet Age began with a transmission from this biker bar.

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

A grove of "candelabra redwoods" deep in California's Lost Coast.

A classically inspired temple in Redwood City.

Canyon walls shrouded in ferns.