Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

The hallucinogenic center of the ancient world.

A remote crossroads honoring a fallen talent.

An alley covered with 20 years of bubble gum.

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

A massive volcanic plug is now a protected area that hosts a number of bird species.

California's own majestic geyser is powered by a subterranean volcano.

The fossilized remains of ancient California redwoods.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Concrete strongholds stand guard over the Golden Gate.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Furniture tries to escape an abandoned building in San Francisco.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

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

A giant can of fruit cocktail is all that remains of what was once the world's largest cannery.

A giant chess set, minus the psychedelic drug trip.

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."

A strange house built only at night, with rumored mystic inspiration.

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.