The 2014 Historic Wineries Tour offers docent-led tours by fascinating Napa Valley aficionados who will open the doors of six respected historic wineries during three exceptional days of tours, tastings, house tours, and dining events in April. These iconic wineries play host this year: Inglenook, including a behind-the-scenes tour of the Niebaum Mansion; Charles Krug Winery, including a tour of the historic Mondavi residence; Trefethen Family Vineyards; Stags