Bordeaux wine regions grape varieties in red Bordeaux are: Cabernet Sauvignon, Merlot, Cabernet Franc, Malbec and Petit Verdot. While wine making styles vary, a rule of thumb is that the Left Bank is predominantly Cabernet Sauvignon based with the Right Bank being more Merlot based. The Graves area produces both red wine (from the grapes previously mentioned) and white wine from the Sauvignon blanc, Sémillon and Muscadelle grapes. The area of Sauternes (including Barsac) is known for its botrytized dessert wines. There are a number of classifications of Bordeaux wines, covering different regions. None of these attempts to be a comprehensive classification of
South West France (wine region) Gironde estuary) and their tributaries, as well as the wine-producing areas of Gascony including Béarn, and the Northern Basque Country. However, only areas closer to the Atlantic than to the Mediterranean are included in the region, with the city of Toulouse being situated roughly halfway between the South West wine region and the Languedoc-Roussillon wine region on the Mediterranean. The brandy-producing region Armagnac is situated within Gascony and the wine region of South West France, and some of its grapes are used to make Vin de Pays under the designation "Vin de Pays de Côtes de Gascogne" or mixed with