Ioannina (, ), often called Yannena (, ) within Greece, is the capital and largest city of Epirus, an administrative region in north-western Greece, with a population of 112,486 (in 2011). It lies at an elevation of approximately  above sea level, on the western shore of lake Pamvotis . It is located within the Ioannina municipality, and is the capital of Ioannina regional unit and the region of Epirus. Ioannina is located northwest of Athens, southwest of Thessaloniki and east of the port of Igoumenitsa in the Ionian Sea.