Ancient city, northwestern Greece.
Its ruins lie about 4 mi (6 km) north of Préveza. It was founded in 31 BC by Octavian (later Augustus ) to commemorate his victory over Mark Antony and Cleopatra at the Battle of Actium . It became the capital of the coastal region, encompassing Acarnania and Epirus , and was famous for its buildings and for the Actian Games. Destroyed in the 4th century AD and rebuilt, it was finally destroyed by Bulgarians in the 11th century. Its ruins include a basilica, a Roman theatre, and an aqueduct.