If you’re up for a little more adventure, keep on cruising to La Rochelle, 30 miles from Coulon. You’ll find plenty more wonderful things to see and do here, including Tour St. Nicolas and La Rochelle Hotel de Ville. Saintes, 40 miles away, is another road-trip destination that’s worth the journey. Swing by Saintes Amphitheatre and Arch of Germanicus, two top-notch attractions in the area.