Smartsville and Timbuctoo (California State Landmarks Nos. 321 and 320) are essentially one place with two names. As worked-out claims and floods forced placer forty-niners up from the sandbars into the hills above the Yuba River, and as word spread around the world about gold in the California hills, towns and communities formed. The Smartsville and Timbuctoo area was once the most populated place in eastern Yuba County. Black Bart, Jim "the Timbuctoo...