POI's creator (Voyajo Team)
The Defterdar Mosque, or in long form the Defterdar Mahmut Efendi Mosque , is a historical mosque located in Eyüp, Istanbul, Turkey. It was commissioned by Defterdar Nazlı Mahmut Efendi (c. 1500-1546) and built by architect Mimar Sinan in 1542 ('defterdar' was the head of the financial department in (...) (from Wikipedia)