It consists of the Luján de Cuyo and Maipú departments and some districts of Guaymallén and Las Heras, is the high area of the Mendoza River, located in the foothills from 1,060 to 650 mts. altitude, with an average temperature of 15 ° C. With these characteristics of soil and climate and a big thermal amplitude, fine and personality wines are created, suitable for aging. It is the ideal area for the production of Malbec.