If your trip to Saint-Gratien is all organized but your itinerary is a little on the empty side, we can give you a helping hand.Stade de France and Grande Arche are fascinating attractions that everybody should make time to check out. Plan out a route and spend some time experiencing each one.There's nothing better than exploring new places. While you're staying here, Basilica of Saint-Denis and Millennium Mall ought to be among them. If you still have loads of stamina and room on your itinerary, Saint-Ouen Flea Market is also calling your name.