mainland began their calendar with the rising of Sirius: Olympia , Delphi , Athens (see Attic calendar ), Epidauros , and other Greek city-states with Mycenaean origins. References Edit Kerenyi, C. (1976). Dionysos: Archetypal Image of the Indestructible Life . trans. Ralph Manheim. Princeton, N.J.: Princeton University Press. ISBN 0-691-09863-8 .