Definition: Sicily, with an area of about 10,000 square miles, and triangular in shape, was often called by the poets Trinacria (with three promontories). The island contained many important cities, most of which were of Greek origin. Among these were Syracuse, Agrigentum, Messana, Catana, Camarina, Gela, Selinus, Egesta (or Segesta), Panormus, Leontíni, and Enna. There are many mountains, the chief of which is Aetna.

