Tag State Park
Illinois Caverns State Natural Area
Read MoreIllinois Caverns State Natural AreaHorseshoe Lake (Madison County) State Park
Read MoreHorseshoe Lake (Madison County) State ParkHorseshoe Lake-Alexander State Fish and Wildlife Area
Read MoreHorseshoe Lake-Alexander State Fish and Wildlife AreaIllini State Park
Read MoreIllini State ParkHennepin Canal State Trail
Read MoreHennepin Canal State TrailHidden Springs State Forest
Read MoreHidden Springs State ForestHofmann Tower State Historic Site
Read MoreHofmann Tower State Historic SiteHalfway Tavern State Historic Site
Read MoreHalfway Tavern State Historic Site