Château Cos d’Estournel is a winery in the Saint Éstèphe appelation of the Bordeaux region which is a Deuxième Grand Cru Classé. The wine produced here are classified as one of the five Saint Éstèphe in the 1855 ranking. With an average age of 45 years, and a surface of aproximately 90 hectares it is one of the biggest Cru Classé in the Médoc. During the harvest, grapes are picked up step by step and 2 vines next to each other are not necessary vintage at the same day. Moreover, the asian architecture of the Château made him one of the most beautiful winery in France.