Sample the 18th century chocolate drink enjoyed by Juan Bautista de Anza on this expedition to California, watch a 60-minute documentary about chocolate's 3,500-year history in various cultures and cuisines, then try wine pairings with chocolates, from 2 to 4 p.m., Sunday, Feb. 16; $10 includes admission to the park. Reservations are required. Call or email [email protected].