The Placer County Vintners Association will host “Holidays in the Hills on the Placer County Wine Trail,” a charity toy drive and open-house wine-tasting weekend, from noon to 5 p.m. Dec. 10 and 11 at 17 boutique wineries in Auburn, Newcastle, Loomis and Lincoln. Visitors will enjoy local wine, food and gift vendors, music, holiday decorations and the opportunity to meet the winemakers. Admission is free for participants who donate a new, unwrapped child’s toy to the Marine Toys for Tots Foundation Toy Drive. All toys collected will be donated to needy families throughout Placer County. For more information and maps, visit placerwine.com or call (916) 663-4486.