Sioux City, Iowa's premier running event. Featuring a 5K, 10K, 1/2 Marathon and Full Marathon. All courses will be Flat, Fast & Fun! Starting and Finishing at the Siouxland Expo Center and continuing on the Missouri River Trail next to it. Proceeds will help support the efforts of the H.A.R.T. Foundation. Helping Athlete's Run & Train. The 1/2 and Full Marathon will be certified courses.