In Tunis, the suburban rail service TGM (Tunis-Goulette-Marsa) leads from the Tunis Marine station to the beaches of La Goulette and Mersah via the very picturesque and touristic village of Sidi Bou Said. Several stations serve the very large site of the ruins of Carthage. The first one is Carthage Salammbô, name that evokes of…