See-the-D: Detroit Sightseeing Bus Tour 2016 Tour Dates Posted in February. Tours depart promptly from corner of Farmer and Gratiot (Near Cadillac Square People Mover Station). *If your group books entire bus, we provide door-to-door service and pick up at your preferred location. Discount Code – Use promo code Earlybird when ordering online or by phone 7 or more … More See-the-D: Detroit Sightseeing Bus Tour