Largest lagoon in Istanbul is Büyükçekmece which is a lake now, and on its mouth there is Büyükçekmece bay by the Marmara Sea. This nice boutique site is just by Büyükçekmece Bay. It is still Istanbul but it is also a beach resort. The area has many shopping malls, cafes restaurants, hospitals, schools etc. This nice site with swimming pool had duplex and garden duplex apartments ranging between 110 m2 to 428 m2.
This apartment is 122 m2.