From Japan to Italy, this California park explores the world's cultures through their gardens.

Nuclear waste dump site now an environmental sanctuary.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

The ruins of the castle that chemicals built.

Along a California highway is a kind of Jurassic Park made of metal.

A house built from trash known as the poor man's Hearst Castle.

Golden Gate Park's historic collection of plants.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

The fossilized remains of ancient California redwoods.

A regular looking rock with an unbelievable history.

"Only the devil could play golf here."

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

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The so-called "Statue of Liberty of Los Angeles" is on a one mutant mission to keep L.A. weird.

An overlooked and unassuming engineering marvel.

The restored and active Victorian-era final resting place of San Francisco.

A popular tourist cave with a dark past.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.