Hagia Sophia is the former Greek Orthodox Christian patriarchal cathedral, later an Ottoman imperial mosque and now a museum in Istanbul, Turkey. Built in 537 AD at the beginning of the Middle Ages, it was famous in particular for its massive dome.
The Bayezid II Mosque is an early 16th century Ottoman imperial mosque located in the Beyazıt Square area of Istanbul, Turkey, near the ruins of the Forum of Theodosius of ancient Constantinople.
Burmalı Mescit Mosque
The Mosque with the Spiral Minaret is a 16th-century Ottoman mosque in Şarachane park, Fatih district, Istanbul, Turkey. Built in 1550 on behalf of Emin Nuretti Efendi, qadi 'asker of Egypt, it is named for its spiraling brick minaret, a copy of a Seljuq design that is unique in Istanbul.
Eyüp Sultan Mosque
The Eyüp Sultan Mosque is situated in the Eyüp district of Istanbul, outside the city walls near the Golden Horn. The present building dates from the beginning of the 19th century.