Lemnos is an island of Greece in the northern part of the Aegean Sea. The principal town of the island and seat of the municipality is Myrina. At 477 km², it is the 8th-largest island of Greece. Today the island of Lemnos (Limnos) has about 30 villages and settlements. The province includes the island of Agios Efstratios to the southwest which has some exceptional beaches and the only desert in Europe. The climate in Lemnos is mainly Mediterranean.