An Aladdin's cave of old Silicon Valley tech.

The overgrown ruins of a once thriving World War I-era copper mine.

A fleet of automotive automatons sleep in this otherwise unremarkable urban garage.

Four miles of pipelines form the model of still-functioning retro-tech efficiency.

A 90-acre park on former landfill that hosts an annual kite festival.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

A huge collection of rocks, gems, and crystals.

Apple memorabilia in an undisclosed warehouse, hidden for undisclosed reasons.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Historical trolley restoration and operation at History San Jose, Kelly Park.

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

The world's most famous donkey lives in this pen.

Over one million bird-related artifacts await.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

Experience the "opulence, grace, and grandeur of Eureka's most famous Victorian Inn."

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.

Massive prehistoric mammals used these stones as oversized scratching posts.

A massive ultra-modern church presents a science-fiction view of Catholicism's inclusive future.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

Nose around a unique collection of more than 300 natural aromas used to craft perfume fragrances.

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

The Los Angeles flood disaster that took 400 lives and ended the career of William Mulholland.