If your trip to Pont-Saint-Martin is all sorted out but your itinerary is a little on the empty side, let us give you a helping hand.Jules Verne Museum is a significant attraction in this impressive city. Swing by and see what makes it so special.Keep yourself busy by stopping by Machines of the Isle of Nantes and Nantes planetarium. One more sight to look into is La Maison du Lac de Grand-Lieu.