Year of establishment: 1972 Area: Northeastern and central part of the regional unit of Achaia. Main areas: Aegira, Aigio, Akrata, Diakopto, Dymi, Erineos, Kalavrita, Larissi, Patra, Rio, Sympoliteia, Tritaia, Farres, Oleni, Kalentziou, Leontio. Zone characteristics The largest PDO wine zone in Greece, with a single and continuous section and scattered “islands” of vineyards. The mountainous landscape dominates, especially in the Aigialeia area, where the most charming part of the vineyard is created.