A cobblestone alley with an interesting past.

A vast city of the dead, where the deceased outnumber the living by more than a million.

What began with a single, 357-pound chunk of the Canyon Diablo meteorite grew to be an impressive collection. 

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

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

Abandoned hotel with adjacent lake and golf course.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

Art from the latest counter-culture; kids who dye their hair blue and believe the future will be a post-apocalyptic water world.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

A walk down memory lane in the heart of one of San Francisco's most notorious neighborhoods.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

The rusting remains of the largest assembled WWII fleet on the West Coast.

While exploring the desert, you can stop by the home of a fictional heretic from a parallel universe.

A carousel trades in its classic horses and calliope for endangered species, native flora and fauna, and a modern soundtrack.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

Two men, two visionaries of Venice Beach, one little hotel that smells like cookies.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

One of the world's longest murals depicts the history of diversity in Los Angeles.

360-degree virtual reality chamber physically immerses scientists into their data.