The Church of Saint Mary Pantanassa is a 10th-century monastery in Monastiraki Square, between Athinas and Mitropoleos streets, facing the Monastiraki station, in central Athens, Greece. The church was known as the Great Monastery, and then later as monastiraki , which eventually became the name of the whole area.See alsoTsisdarakis MosqueExternal linksPantanassa - Athens24 Guide