The most important surviving 16th century Byzantine building in Ayakap and an area in the Faith district are both located in Istanbul, Turkey. This area is also home to the Turkish and Islamic Arts Museum.
Gl Mosque (Turkish: "Gl Camii" , meaning: "The Mosque of the Rose" in English) is a former Eastern Orthodox church in Istanbul, Turkey, converted into a mosque by the Ottomans. 
 Today it is a square named "Sultanahmet Meydan" ("Sultan Ahmet Square") in the Turkish city of Istanbul, with a few fragments of the original structure surviving. 
 In Ayakap lies one of the most important surviving Byzantine buildings of the historical peninsula, the Gl Mosque. 
The Turkish and Islamic Arts Museum (Turkish: "" ) is a museum located in Sultanahmet Square in Fatih district of Istanbul, Turkey. 
