Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

The peaceful gravesite of a rugged wild west gunman echoes the touching story of his last days.

The final resting place of the Emperor of the United States and Protector of Mexico.

A vast city of the dead, where the deceased outnumber the living by more than a million.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The garage at the childhood home of Steve Jobs was a hangout for the founders of Apple, even if they never built computers there.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

Shoot for par over the bodies of the dead on this cemetery-cum-golf course.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

A four paneled, brightly multicolored mosaic adorns the side of this popular grocery store.

A huge musical instrument played by the ocean.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

This lighthouse has been guiding shipping into the Golden Gate since before the American Civil War.

Internationally-recognized arts center housed in a century-old former military barracks.

Ride on a fully-restored Nike nuclear-tipped missile elevator from the Cold War.

Concrete strongholds stand guard over the Golden Gate.

A grove of "candelabra redwoods" deep in California's Lost Coast.

Monumental sculptures of Patrick Amiot, constructed from debris, detritus, and determination.

Eccentric sculptures made from repurposed materials peppers this former farm.

Shoes and revealing shirts are not allowed inside this giant Vietnamese Christ.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.