The 16th running of the Mercedes Marathon is Alabama's biggest running event, annually drawing runners from around the country and around the world. It all begins Friday with the Race Expo and packet pick up at Boutwell Auditorium in downtown Birmingham. The weekend continues Saturday morning with the Kids Marathon and 5K Run Superhero Race. Packet pick-up will also continue Saturday morning at Boutwell. The weekend concludes with the running of the Mercedes Marathon and Half-Marathon beginning Sunday morning at 7 am. Come join the fun!