Taittinger is one of Reims' most rewarding champagne-house visits, partly because the cellars sit in the old Saint-Nicaise chalk pits near the Saint-Remi district. The setting feels older and more atmospheric than a simple brand showroom: cool galleries, carved chalk walls, and the sense that champagne here is tied directly to the geology under the city.
Tours usually combine the underground cellars with an explanation of production and a tasting, so it works well even if you are new to champagne. Book ahead, especially on weekends and during the warmer months. It pairs naturally with Saint-Remi Museum and the basilica, both close enough to make a good half-day away from the cathedral quarter.