Mayor Memorial Park
La Harpe Historic District
Jaycee Park
Carthage Courthouse Square Historic District
Lovers Glen Park
Nauvoo State Park
Nauvoo Historic District
Wildcat Springs Park
Argyle Hollow Barrens Nature Preserve
Argyle Lake State Park
Montebello State Park
Friendship Park
Henderson State County Conservation Area
Cedar Glen Nature Preserve
Oquawka State Wildlife Refuge