To 17 ports; the busiest crossings are to Bacharach (30 minutes, about four times a day, early April to mid-October), Bingen (30 minutes, about four times a day, early April to mid-October), Kaub (40 minutes, about four times a day, early April to mid-October), Rüdesheim (45 minutes, about four times a day, early April to mid-October), Oberwesel (50 minutes, about four times a day, early April to mid-October), St. Goar (1 hour 10 minutes, about four times a day, early April to mid-October), St. Goarshausen (1 hour 15 minutes, about four times a day, early April to mid-October) and Lorch (20 minutes, about three times a day, early April to mid-October).