Aigaleo or Egaleo , and known in antiquity as Poikilon Oros (Ποικίλον Όρος), is a mountain in Attica, Greece. It lies west of Athens, southeast of Eleusis, east of the island of Salamis and northwest of Piraeus. Most of the mountain is rocky (limestone). It is shorter than Hymettus. Most of the forest is to its north where the Daphni Monastery is located. There is also a park in its northern reaches.