It is also called the Great Monastery or the Monastery of Constantine. It is located in the Christian Quarter. It was established by Patriarch Elias I in 494 AD. It represented the center of the Greek Orthodox monasteries in Palestine. It includes three churches: the Church of St. Helena and the Church of St. Nekola and the Church of St. Jacob, and in the last church there are two small temples, one in the name of the Forty Martyrs and the other in the name of the Myrrh-bearers.