The La Rioja region produces Graciano, Tempranillo, Viura, and Garnacha Blanca grapes. Learn more about the grapes that are used for Rioja wines from a professional sommelier in this free video.
Expert: Mark Middlebrook
Contact: www.paulmarcuswines.com
Bio: Mark Middlebrook sells and writes about wine for Paul Marcus Wines in Oakland, California.
Filmmaker: Sam Lee