The next day we stopped at the "Calico Ghost Town" in the desert east of L.A. and it was surprisingly cool -- it's an old mining town which boomed briefly in the late 1800s before the silver all ran out, and now they let you tour the place, walk deep into one of the mines, take a train ride on an old mining car, etc.
More pix -- here are the kids at the Newport Beach pier we always visit, getting the famous frozen bananas on nearby Balboa Island, and finally playing in the fountains at the Fashion Island outdoor shopping center (they can do that in California since it, ya know, never rains in Southern California, as the song says):