Located in the very heart of the champagne region, the House of Mumm, which was established in 1827, welcomes visitors for a tour of the cellars where some 25 million bottles are stored. On this fascinating tour of the Mumm cellars, you will be taken through this particularly exceptional location and shown the main stages involved in the production of Mumm champagne. You can also spend some time in one of the finest museums on champagne making. At the end of the tour, enjoy tasting the famous Mumm cordon Rouge. The Mumm cellars are open throughout the year except December 25th and the 1st of January. Opening hours : everyday from March 1st to October 31st from 9.00am to 11:00am and from 2.00pm to 5.00pm. Out of season : open weekdays by appointment and saturdays and public holidays from 9.00am to 11:00 am and from 2.00pm to 4.45pm.