Istanbul is a world city that has been the capital of civilizations. One of the most beautiful places in this city is the Bosphorus and Beykoz, which is a part of it. Beykoz is the pearl of the Bosphorus and the last district of Istanbul before opening to the Black Sea. It is surrounded by the Bosphorus in the west, Şile in the east, the Black Sea in the north, and Çekmeköy, Üsküdar and Ümraniye...