Once the site of speeding horses, now home to picnickers and public concerts.

This conservation area is also home to many of the region's desert tortoises.

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

A simple plaque remembers a California island massacre that claimed more than 100 lives.

Fake rail crossings mark the site of an influential doctor's demise.

An informal walk of fame in front of a Hollywood office building remembers a comedic great and his associates.

The Laureates here get something even more coveted than a Nobel Prize: free parking for life.

The world’s first stop-motion film was created on the racetrack outside this building.

This fully intact Neoclassical-Greek Revival style firehouse operated until 1938.

View the California coastline (and the home of Barbara Streisand) inch by inch with stunning, government-sanctioned aerial photography.

In the country around Buttonwillow, California, a marker commemorates a revealing moment in the story of a water colony from the fictional Kcymaerxthaere that sought independence.

California's oldest existing theater building hosted an impressive cast of celebrities, including hosting Mark Twain's first lecture.

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

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

Worker-owned cooperative and resource for those looking to lighten their ecological footprint.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

What began as an illegal art installation has become a symbol for unity, ocean awareness, and coastline preservation.

"You don't need a rocket scientist to build a steam engine, but we've got one." -Museum docent on the credentials of a restoration volunteer.

Giant origami crease patterns engraved in Santa Monica intersections may even be visible from space.

This sailor's boneyard was lost under a parking lot for decades before being rediscovered.

Two pillars set 10 paces apart commemorate the "last notable American duel."

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

This 19th century hydroelectric powerhouse was the first of its kind.