POI's creator (Voyajo Team)
Hagia Sophia (from the , 'Holy Wisdom'; or Sancta Sapientia;) is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey. From the date of its dedication in 360 until 1453, it served as the cathedral of Constantinople, except between 1204 and 1261, when it was (...) (from Wikipedia)