Cala Maestra lies between Punta di Cala Mastra and Capo Zirri, 650m WSW. The bay is surrounded by high, rocky cliffs, has depths of 7. 8 m close W of Punta di Cala Maestra, to 18. 6 m E of Capo Zirri. A winding path leads from a landing place cut into the rock at the head of the bay to the cliff top. Landing is only possible in calm. weather and normally prohibited.