Tour Stop: The Battle of Boonville Historical Marker, N38 58.655 W92 44.027 Tour Stop: Federal Disembarkment, N38 57.699 W92 38.582 Tour Stop: Merna Parking Area - Big Muddy National Fish and Wildlife Refuge, N38 57.975 W92 38.320 Tour Stop: Missouri State Guard Pickets, N38 57.627 W92 38.766 Tour Stop: Federal Line of Battle, N38 57.535 W92 39.477 Tour Stop: Marmaduke's Defensive Line, N38 57.508 W92 39.813 Tour Stop: Camp Bacon, N38 57.878 W92 41.022 Tour Stop: Missouri State Guard Retreat, N38 58.655 W92 44.027