Inland, in the upper valley of the Duero river. Similar climate to Toro and Rueda; hotter summers, colder winters Higher altitudes; 750-1000m Low rainfall but irrigation is allowed Frost problems No white wines (alt. Rueda) 25% old bush vines (50-100years old) Full bodied, blackberry and plum Vanilla and chocolate; new oak, French oak is popular. min 75% tempranillo with CS, Merlot, Malbec, Garnacha and white Albillo for freshness.