Gül Mosque
Istanbul, Turkey
Gül Mosque (Gül Camii, meaning Rose Mosque' in English) is a former Byzantine church in Istanbul, Turkey, converted into a mosque by the Ottomans. It is in Vakıf Mektebi Sokak in the district of Fatih, Istanbul, in the neighbourhood of Ayakapı ('Gate of the Saint'). It lies at the end of the valley which divides the fourth and fifth hills of Constantinople and overlooks the Golden Horn from its imposing position.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).