A picturesque example of brute-force engineering conquering nature.

Astronomers plan to launch a space telescope into orbit, to find out what exactly stands in the way of an asteroid hitting Earth.

The first high-tech company in the valley that actually worked with silicon devices.

The flow from this waterfall sometimes comes out of springs below its rim.

This historic Chinese church was relocated and revived as a museum that preserves and celebrates Chinese art, history, and culture.

While you're unlikely to find riches here these days, this remote mine is a time capsule of the Gold Rush era.

A 250 million-year-old rock formation has earned a rather unique nickname.

Once the largest town in eastern Yuba County now sits abandoned.

Rusty pieces of metal jutting out of a breakwater are all that's visible of the 12,500-ton ocean liner that capsized just off the beach.

The diverse and sometimes odd cultural heritage of the Golden State is collected, examined, and displayed in this proud museum.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

Over one million bird-related artifacts await.

These structures were inspired by both Native American shelters as well as, strangely, an ice cream shop.

This outdoor observatory offers stellar views and a scale model of our solar system.

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

Built in 1906, this unique building was the first Hindu temple in the United States.

Colorado Boulevard’s historic bookstore, operating since the bustling city of Pasadena was merely some orange groves and a few ostrich farms.

Catch a glimpse of the elusive Peninsular bighorns right off of the desert freeway.

The neighborhood of Eagle Rock is named after a gigantic boulder with a shadowy surprise.

Built by one man in the '20s, this site is now a museum representing the Great Basin cultures.

This bizarre hotel on historic Route 66 has been plagued by rumors of paranormal activity.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."

Educational foundation that teaches the powers of fourth dimensional physical properties.