http://agathe.gr/democracy/the_ekklesia.html
The Ekklesia (Citizens' Assembly) All Athenian citizens had the right to attend and vote in the Ekklesia, a full popular assembly which met about every 10 days. All decrees (psephismata) were ratified ... Pnyx, a large theater-shaped ... about 6,000. The Pnyx, about ... speakers] in the Pnyx, which was
