Gold mines are reopening in California, some dating all the way back to the Gold Rush. Soaring gold prices are drawing mining companies back into the Sierra Nevada foothills. But some communities fear the effect on local environments.
Dan Boitano, a fifth-generation miner, has been working as a tour guide in the Golden State's historic gold country. His family has been around since the Gold Rush.
Up until a few years ago, he was still guiding tours for visitors.