These colossal desert barcodes have been fine-tuning spy satellites for decades.

Thousands of turbines whir at at the origin of North American wind power.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

This monster board rode a monster wave to break two world records.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

This giant temperature attraction created some giant electric bills.

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.

The former Naval shipyard is open for exploring - mostly.

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

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

The liveliest ghost town in the state.

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 ghost town that ended up on Ebay.

Quite simply the largest tree in the world (by volume).

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

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The museum chronicling a treasure hunter's dream, fulfilled.

A historic presidential getaway on the continental United States' southernmost island.

The island residents are known for taking their quirky sense of humor with them to the grave.

"We Seceded Where Others Failed."

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

A monument celebrating the idea of reaching inaccessible places.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.