Sicily (Tyrrhenian) and Messina-Catania-Syracuse (Ionian). Of the narrow-gauge railways the Ferrovia Circumetnea is the only one that still operates, going round Mount Etna. From the major cities of Sicily, there are services to Naples and Rome; this is achieved by the trains being loaded onto ferries which cross to the mainland. In Catania there is an underground railway service (metropolitana di Catania); in Palermo the national railway operator Trenitalia operates a commuter rail (Palermo metropolitan railway service), the Sicilian Capital is also served by 4 AMAT (Comunal Public Transport Operator) tramlines; Messina is served by a tramline. Mainland Sicily has several
Strait of Sicily Strait of Sicily The Strait of Sicily (also known as Sicilian Strait, Sicilian Channel, Channel of Sicily, Sicilian Narrows and Pantelleria Channel; ; ) is the strait between Sicily and Tunisia. The strait is about wide and divides the Tyrrhenian Sea and the western Mediterranean Sea, from the eastern Mediterranean Sea. The maximum depth is . Deep currents in the strait flow from east to west, and the current nearer the surface travels from west to east. This unusual water flow is of interest to oceanographers. There are regular ferries between Sicily and Tunis across the Strait of Sicily. The