Interior view of the Hagia Sophiamuseum.

Hagia Sophia (/hɑːɨə soʊfiːə/; from the Greek: Ἁγία Σοφία, “Holy Wisdom”; Latin: Sancta Sophia or Sancta Sapientia; Turkish: Ayasofya) is a former Orthodox patriarchal basilica, later a mosque, and now a museum inIstanbul, Turkey. From the date of its dedication in 360 until 1453, it served as the Greek Patriarchal cathedral ofConstantinople, except between 1204 and 1261, when it was converted to a Roman Catholic cathedral under theLatin Empire. The building was a mosque from 29 May 1453 until 1931, when it was secularized. It was opened as a museum on 1 February 1935.^[1]