Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

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

This (occupied) house is 10 feet wide and full of spite.

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

America's only nuclear missile silo open to the public.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

A historic fort commemorating the United States' naval history.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

One of the largest trees of its kind in California.