All races–marathon, half marathon, 10K and 5K–start at the NW corner of the University of Michigan’s football stadium, “The Big House”, run through downtown Ann Arbor and the UM Campus and finish back downtown. The marathon and half marathon run out Geddes Ave. through Gallup Park, along the Huron River and through Nichols Arboretum, then back through UM Campus to the downtown finish. All the courses showcase many of the most beautiful and memorable areas of Ann Arbor.