If your trip to Mailly-Champagne is all sorted out but your itinerary is a little on the empty side, we can give you a helping hand.Stop by Champagne J. DUMANGIN Fils. It's one sight you'll usually find on travelers' to-do lists. If you still have some space on your itinerary, La Maison Canard-Duchene and Les Faux de Verzy will keep you amused too.