The Duff Dog Backyard Ultra unfolds at Blue Mounds State Park, near Luverne, MN, featuring an inviting loop course that predominantly follows the park's established trails. Comprising 95% grass, with minor sections of gravel and a brief paved path, the terrain appeals to runners looking for a comfortable experience while remaining challenging. The course offers ample runner support, complete with shaded areas and a shelter for nighttime comfort if temperatures drop. Additionally, there's convenient camping nearby for family and friends, enhancing the community feel of this endurance event.