 Upon later finding Persephone, she taught the leaders of Eleusis how to perform her rites.Unlike many of the cults in the Ancient Greek world, the cult of Demeter kept its rites a secret except for a chosen few, thus warranting the name the Eleusinian Mysteries.While at first the cult of Demeter remained small, it eventually grew quite large after Eleusis was incorporated into Athens during the Archaic period.