Cyrenaica Cyrenaica Cyrenaica ( ; , , after the city of Cyrene; ) is the eastern coastal region of Libya. Also known as "Pentapolis" ("Five Cities") in antiquity, it formed part of the Roman province of Crete and Cyrenaica, later divided into "Libya Pentapolis" and "Libya Sicca". During the Islamic period, the area came to be known as "Barqa", after the city of Barca. Cyrenaica was the name of an administrative division of Italian Libya from 1927 until 1943, then under British military and civil administration from 1943 until 1951, and finally in the Kingdom of Libya from 1951 until 1963.
Arcadia (ancient region) of the Eurotas river. To the south-west, the border with Messania ran along the tops of Mount Nomia, and Mount Elaeum, and from there the border with Elis ran along the valleys of the Erymanthos and Diagon rivers. Most of the region of Arcardia was mountainous, apart from the plains around Tegea and Megalopolis, and the valleys of the Alpheios and Ladon rivers. The Arcadians were an ancient Greek tribe which was situated in the mountainous Peloponnese. It is considered one of the oldest Greek tribes which settled in Greece and it was probably a relative tribe of the proto-Greeks