The Los Angeles flood disaster that took 400 lives and ended the career of William Mulholland.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

Four hundred granite steps were built into this massive rock by the National Park Service.

This historic tower in the California desert promises visitors a "vortex of good vibes".

California's oldest wind harp represents a historic piece of America's Danish history.

An alley covered with 20 years of bubble gum.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

Abandoned Air Force base that has fallen into disrepair.

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

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

The unbelievably opulent home built for an infamous newspaperman.

A giant donut stands as a popular symbol of Los Angeles iconography.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

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

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

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

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

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

One of the last free public hot springs is decorated with hippie art.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

The liveliest ghost town in the state.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.