concrete tanks. visit of undergrounds caves, traditional producing of champagne wine in cote des bar, aube, south of champagne,

barsuraube barsurseine alcohol ambonnay background barrels basement beverage blanc bottle cave cellar champagne cote des bar drink epernay europe ferment fermentation france french grand cru interior landmark maille manufacturing old passage path production rack reims rows sparkling sparklingwine tank tasting traditional underground urville vintage wall wine making winecellar winemaking winery concrete tanks visit undergrounds caves producing aube south tanks process