visit of undergrounds caves, showing of sediment in bottles, traditional making of champagne sparkling wine in cote des bar,

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