Ionian Sea in the east: Ionian Sea The Ionian Sea (, "Iónio Pélagos" ; ; ) is an elongated bay of the Mediterranean Sea, south of the Adriatic Sea. It is bounded by Southern Italy including Calabria, Sicily, and the Salento peninsula to the west, southern Albania to the north, and the west coast of Greece. All major islands in the sea belong to Greece. They are collectively named the Ionian Islands, the main ones being Corfu, Kefalonia, Zakynthos, Lefkada, and Ithaca. There are ferry routes between Patras and Igoumenitsa, Greece, and Brindisi and Ancona, Italy, that cross the east and north
Sazan Island of Vlorë, in the eastern Strait of Otranto separating Italy from Albania. It is also located at the informal junction line of the Adriatic and Ionian Sea inside the Mediterranean Sea, which is just to the south according to international scientific bodies. The island is composed of limestone rocks, which was formed during the Cretaceous period, while the eastern part is partially composed of terrigenic and cleistogenic deposits. It has four peaks, the highest standing at above sea level followed by two peaks in the center and , and the lowest with in the south of the island. Sazan has