Jefferson Freedom Rock Veterans Memorial brings together scenes and people connected to military service and national service: a 1919 U.S. Army convoy along the Lincoln Highway, U.S. Highway 30; the Medal of Honor with Captain Darrell R. Lindsey's crippled B-26 Marauder bomber; and Astronaut Loren J. Shriver, POW Sergeant Robert A. Carman, and Headquarters Company, 168 Infantry, from the Iowa National Guard.