The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

A classic American barn that was the home of a classic American television star.

This enormous World War II relic is one of the largest wooden structures in the world.

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.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

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

These four islands right offshore have waterfalls, colorful lights, fancy buildings, and a secret purpose.

Southern California’s Theme Park Beginnings.

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

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

Inspiring Earthlings to Boldly Go.

A performance hall at the American Jewish University moonlights as a sci-fi film location set.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

This giant temperature attraction created some giant electric bills.

The Zalud family experienced a number of tragedies in one decade, giving rise to rumors that the 19th century house is haunted.

This California estate was either haunted by ghosts or the Marx brothers.

Chewing gum tycoon's memorial lies perched over wife's botanical gardens on Santa Catalina Island.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

A Biblically-based Natural History Museum.

A celebration of once forgotten materials.

Massive prehistoric mammals used these stones as oversized scratching posts.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.