Mendoza Argentina's most acclaimed wine-growing region is Mendoza, where roughly 70% of Argentinian wine is grown. The terroir is perhaps best expressed in the Malbec grape, which has achieved world-class status in the region. Departments: Luján de Cuyo Uco Valley Wineries: Alamos Alma Negra Amaicha Barking Sheep Bodega Luigi Bosca Bodega Norton Bodega Septima Bodega Tamari Bodega Tittarelli Broke Ass Conquista Dominio del Plata Don Miguel Gascón Finca La Linda Finca Los Maza High Note La Posta del Viñatero Layer Cake Maipe Maza Tonconogy Mil Piedras Terrazas de Los Andes Tierra de Luna Trivento Valentin Bianchi SACIF