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

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

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

This glamorous old building is said to have inspired the Tower of Terror.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The legendary building that needed ghostly approval before being built.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

A scrap-metal sculpture recalls an infamous 19th-century camel.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

These free-roaming horses were once destined to disappear from the land.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

What is the Thing?

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

A museum and tribute to a brave profession.

A Looff creation in Santa Monica best described as “a California-Byzantine-Moorish-style fantasy.”

Massive prehistoric mammals used these stones as oversized scratching posts.

The final resting place of a woman who never gave up on love.