This new picture book takes readers on a one-of-a-kind tour of the Bay Area. Each turn of the page ventures further and further back in time: from a mere three hundred years ago, not long after the arrival of the first European explorers, to when Columbian mammoths lumbered about waterfall-ringed meadows (40,000 years ago); to when saber-toothed cats pounced on three-toed horses (10 million years ago); to when dinosaurs foraged for food on golden,...