Sarıyer is a district located on the European side of Istanbul. Besiktas in the south, Şişli in the southwest, Eyüpsultan districts in the west, the Bosphorus in the east and the Black Sea in the north. Sarıyer district is located in one of 35 neighborhoods. Bahçeköy Municipality was terminated in 2009 and Sarıyer district became a neighborhood.
(Source: Wikipedia)