 Zahner describes himself as a Hawkeye fan, says it's been a privilege to listen as Whitver's former coach and teammates talk about the state senator. The major preservation project is now complete at the Fort Atkinson State Preserve in northeast Iowa's Winnesheet County. The frontier outpost was built by the U.S. Army in 1840. DNR District Supervisor Detra Detman says some of the fort's original structures were dismantled with each stone carefully labeled, then reassembled.