Roman Amphitheatre, UNESCO, Arles, Bouches du Rhone, Provence-Alpes-Cote d'Azur, France

roman amphitheatre arles france unesco ancient architecture historical site dusk illuminated arches ruins tourism cultural heritage amphitheater southern sightseeing travel history stone walls classical night view location archaeology outdoor landscape evening light visit provence landmark guided tours exploration public structure monument tourist attraction architectural marvel visiting hours preservation famous sites