An Old West film set seen in countless TV shows and movies is open for the public to explore.

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

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

This 15-story mural celebrates the 50th anniversary of the musician's iconic "At Folsom Prison" album.

A rich history stashed behind an unassuming door in the heart of Gold Country.

Experience Larry Spring's self-taught "common sense" laws of physics.

A poignant memorial to a young boy whose death spurred a dramatic increase in organ donations in Italy—dubbed the "Nicholas Effect."

In the days before HD projectors and IMAX, some of the most powerful projectors belonged to planetariums.

Dentist's hated concrete colossi are now beloved icons of the community.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

An old-timey medicine shop that once served Chinese laborers during the Gold Rush is still open for business to this day.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Celebrating the transformation of trash into objects of beauty.

California's own majestic geyser is powered by a subterranean volcano.

An old California photo stand has been turned into a shrine to the cozy art of crochet.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

The unbelievably opulent home built for an infamous newspaperman.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

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