Cities and villages to visit during your journey The Canal des 2 Mers à vélo is rich in many cultural sites, engineering structures, natural landscapes and cities steeped in history. Prepare your trip so you don't miss them under any circumstances! favorite Agen and its canal-bridge favorite Carcassonne and its citadel favorite Royan favorite Montauban favorite Bordeaux, wine capital of the world favorite Toulouse, nicknamed 'The Pink City'