Abandoned bridge hidden deep in the San Gabriel Mountains.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This colorful, ornately-decorated cemetery sits next to a quiet cove known as "the beach of the dead."

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

The home of one of California's most important horticulturalists wilts amidst a lovely park.

The beautiful behemoth is one of the largest trees of its kind in the United States.

The ruins of the movie ranch owned by actor and stuntman Ray "Crash" Corrigan.

Abandoned anti-ballistic missile base.

A bomb shelter and some fireplaces are all that remain of the house Fred Roberts tried so hard to keep standing.

The stone walls of a home built to withstand a California wildfire still stand after more than a century.

An unreal vintage shop that wears its dadaist influence on its zombie fish.

The mysterious, untimely death of a Canned Heat band member still haunts this unfinished home.

You don't want to get caught in this trap--or do you?

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

Hidden away among the quiet streets of Beverly Hills, this small park is a haven for walkers and wildlife.

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

The dramatic upward-curving roof is one of the most iconic examples of Googie architecture that still stands today.

A faux European lane smack dab in downtown L.A.