To 13 ports; the busiest crossings are to Emirgan (25 minutes, about 10 times a day), İstinye (30 minutes, about 10 times a day), Beşiktaş (25 minutes, seven times a day), Eminönü (40 minutes, seven times a day), Büyükdere (55 minutes, seven times a day), Sarıyer (an hour, seven times a day), Rumeli Kavağı (1 hour 10 minutes, seven times a day) and Bebek (10 minutes, about seven times a day).