Domain: Château Arnauld Particularly well-positioned, Château Arnauld is in the centre of a triangle formed by the famous appellations of Margaux, Moulis and Saint Julien. The vineyard has been entirely restructured, and the winery has been renovated. The wine is aged in merrain oak barrels which are one quarter renewed each year. The wine produced is among the ranks of Médoc's finest Grands Crus. Fined with egg white, it is not filtered.