Hagia Sophia literally Holy Mosque of Hagia Sophia the Grand, and formerly the Church of Hagia Sophia, is a Late Antique place of worship in Istanbul, designed by the Greek geometers Isidore of Miletus and Anthemius of Tralles.

Hagia Sophia literally Holy Mosque of Hagia Sophia the Grand, and formerly the Church of Hagia Sophia, is a Late Antique place of worship in Istanbul, designed by the Greek geometers Isidore of Miletus and Anthemius of Tralles.