tasting of bordeaux blended red wine with wine city bordeaux on background, left bank of gironde estuary, france

basmedoc cabernet franc sauvignon carmenere estuary gironde hautmedoc malbec margaux medoc merlot pauillac petit verdot stestephe stjulien wine region aerial appellation barrel blend bordeaux cellar chateau classification clos domain france french grape gravel harvest left bank mineralrich silt minerals peninsula red ripe row tour vineyard visit viticulture production tasting winery