The headquarters of Taittinger are a highly atmospheric place to come for a clear, straightforward presentation on how Champagne is actually made – there’s no claptrap about ‘the Champagne mystique’ here. A spiral staircase twists down to the cellars occupying 4th-century crayères (Gallo-Roman chalk quarries); other bits were excavated by 13th-century Benedictine monks and became the cellars of St-Niçaise Abbey.

Buy tickets in advance online. The standard 'L'instant premier' includes a tasting of Brut Réserve; more expensive tours include tastings of the Comtes de Champagne white and rosé. It's situated 1.5km southeast of Reims centre; take the Citadine 1 or 2 bus to the St-Niçaise or Salines stops.