The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

A huge collection of rocks, gems, and crystals.

This sun-scorched lakebed contains samples of half the natural elements known to humankind.

A dry lake is what remains of a community founded on a real estate scam.

The mysterious, untimely death of a Canned Heat band member still haunts this unfinished home.

The quiet canyon has a tumultuous history involving a doomsday cult.

Only hotel where you can legally launder money.

A Masterpiece with a Tragic History.

An abandoned 1920s-era stretch of cabins now overshadowed by the 66 Motel.

Museum dedicated to the preservation of surf culture.

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

Giant scissors seemingly stabbed into the side of a hair salon leave no question about the vocation of the owners.

This well-traveled chess park offers scenic views of the pacific and a colorful, eclectic clientele.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

This giant temperature attraction created some giant electric bills.

The illuminating collection of L.A. street lights is run by the city and only opens one day per month.

Burping, gurgling geothermal mud pots by the Salton Sea.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

About 80% of all U.S. avocados are descendants of Rudolph Hass's glorious tree.

The Giant Lemon of Lemon Grove.

The remnants of a failed socialist commune can still be found just off a California highway.

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

A wild west scene starring life-sized wooden statues hides in the trees behind Pierce College.