Sazan is an Albanian uninhabited island in the Mediterranean Sea. The largest of Albania's islands, it is a designated military exclusion zone; it lies in a strategically important location between the Strait of Otranto and the mouth of the Bay of Vlorë, marking the border between the Adriatic and Ionian seas. In 2010, 2,721.87 hectares of the island's surrounding marine area was designated as the Karaburun-Sazan Marine Park.