The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

The remains of a 12th-century chapter house in Golden Gate Park.

Bits and pieces from the ill-fated Donner Party's winter cabins.

The hotel room where Janis Joplin tragically died has now become a makeshift shrine to the singer.

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

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

Version of the French Riviera destroyed by the sea.

Abandoned Air Force base that has fallen into disrepair.

This midcentury LA bar was the birthplace of tiki culture.

This infamous prison has a store where you can buy goods crafted by incarcerated people.

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

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A private home built to resemble the shape of a microscopic creature.

Law-protected wreckage serves as a peculiar memorial for an almost forgotten World War II tragedy.

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

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

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

Remains of a Greek freighter trapped off of Rocky Point in 1961.

An extraordinary final resting place full of oversized art, amazing statues, and dead celebrities.

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