Lemnos is a Greek island in the northern part of the Aegean Sea. Administratively the island forms a separate municipality within the Lemnos regional unit, which is part of the North Aegean region. The principal town of the island and seat of the municipality is Myrina. 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 one of the two deserts in Europe.