Grapes being processed at the Sterling Winery near Calistoga, perched on a rock outcrop over the Napa Valley north of San Francisco, famous for its 200 wineries, Napa Valley, Northern California, California, United States of America (USA), North America

america photography contemporary color image horizontal work winery wineries wine production wine industry united states of america travel destinations travel sterling winery steel processing plant people outdoors north america napa valley napa men machinery industry high angle view grapes fork lift truck food and drink equipment drinks industry day calistoga