Champagne is synonymous with celebration and prestige. The Champagne region has a total surface area of 35,000 hectares and produces 338,000,000 bottles. Champagne, also called "wine of Champagne" in French, is a sparkling wine. Champagne is a unique appellation, but there are a multitude of Champagnes depending on the varieties, blends, maturation and dosages. There are four grape-production areas that form the 17 Champagne terroirs : Montagne de Reims (a department of the Marne); the Marne Valley (Marne, Aisne and Seine-et-Marne); the Côte des Blancs (Marne); the Aube wine-producing area, on the Côte des Bars (Bar-sur-Aube and Bar-sur-Seine in the Aube department). Here are the main Champagne grape varieties : Chardonnay, Pinot Noir, Pinot Meunier.