Adriatic Sea southeast, the Adriatic Sea connects to the Ionian Sea at the wide Strait of Otranto. The International Hydrographic Organization (IHO) defines the boundary between the Adriatic and the Ionian seas as a line running from the Butrinto River's mouth (latitude 39°44'N) in Albania to the Karagol Cape in Corfu, through this island to the Kephali Cape (these two capes are in latitude 39°45'N), and on to the Santa Maria di Leuca Cape (latitude 39°48'N). It extends from the northwest to the southeast and is wide. It covers and has a volume of . The Adriatic extends northwest from 40° to
United States of the Ionian Islands the United States of the Ionian Islands" and composed of a Legislative Assembly and a Senate. The 1818 constitution also established a High Court of Appeal to be called the Supreme Council of Justice of the United States of the Ionian Islands, of which the president was to be known as the Chief Justice, who would rank in precedence immediately after the President of the Senate. The successive Chief Justices were: United States of the Ionian Islands The United States of the Ionian Islands (, literally "United State of the Ionian Islands"; ) was a state and amical protectorate of