Best DestinationsDrinkExploreRomantic GetawaysSummer DestinationsTop CitiesWineries & VineyardsWines Visit Tri-Valley, CA by Administrator August 12, 2021 by Administrator August 12, 2021 Located just 35 miles east of San Francisco, the Tri-Valley offers Instagram-worthy views, award-winning wineries, and… 0 FacebookTwitterPinterestEmail