In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

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

Spiral labyrinth hidden in the hills above Oakland, CA.

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

A classically inspired temple in Redwood City.

This unique formation appears as though an asteroid landed on the forest.

From the Difference Engine to the Cray-1, all under one roof.

This cabin from the 1850s is one of the first structures built by Chinese immigrants in California.

This municipal playground was co-created by the father of one of the most playful characters ever.

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 concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.

More than 700 species live within this murky marvel of a swamp on California's coast.

An abandoned boat that's been stranded mysteriously for decades.