The Holcomb Valley area was the site of a gold rush in 1860. Very little remains of what was once a thriving town high up in the San Bernardino Mountains. This roadside spot marks Wilbur’s grave, also known as Ross’s grave. Wilbur or Ross, he was apparently a miner who died in a mining accident. Mining was, and is, a hazardous business that supplies many of the raw materials required for modern life.