The island of San Domino is the largest of the Tremiti archipelago. The location of the main beaches and tourist facilities, it is also the liveliest, particularly around the harbour and in the centre, where most of the facilities, hotels and scuba diving clubs operate. The best way to admire the coast is a boat trip or a walk along the Perimetrale path on firm ground. Near the harbour, Cala dell'Arene is the most accessible beach.