To 15 ports; the busiest crossings are to Arnavutköy (25 minutes, about 10 times a day), Bebek (20 minutes, about nine times a day), Emirgan (5 minutes, about eight times a day), Sarıyer (25 minutes, about eight times a day), Beşiktaş (30 minutes, about eight times a day), Büyükdere (25 minutes, seven times a day), Rumeli Kavağı (40 minutes, seven times a day) and Eminönü (1 hour 5 minutes, seven times a day).