Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

Oldest building in California still in use.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

This hands-on math museum believes in turning concepts into constructs.

Dozens of lights dangle from the branches of what may be the brightest tree in Los Angeles.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

This park is home to well over 100 handmade birdhouses.

Gift shop offering toe tags and chalk body beach towels tucked into a coroner's office.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

This Southern Californian Conservation Center is home to singing and howling apes.

This peaceful garden is hidden on the grounds of a spiritual organization founded by a pioneer yogi.

Working mining and drilling equipment demonstrate 150 years of energy history.

A castle that was built stone by stone by an eccentric journalist.

One of the world's largest collections of rare and magnificent bird specimens.

A Bicycle Path in the Sky.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

Spend a day hanging out with domesticated Russian foxes.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

The neighborhood of Eagle Rock is named after a gigantic boulder with a shadowy surprise.

The famous blue house from the classic horror film "Halloween" is now a local landmark.

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

A rare surviving example of a pre-WWII Japanese garden, restored after years of neglect.