 The procession to Eleusis began at the Sacred Gate in the Kerameikos (the Athenian cemetery) on the 19th Boedromion.In the present day, the road from central Athens to Aegaleo and Chaidari (the old route to Eleusis) is called the Iera Odos after the ancient road.The sacred rites of Demeter were performed in Eleusis in Ancient Greece beginning as far back as the 15th Century BCE, according to some sources.