Johnson County, Illinois

Populated Place 37 features Civil 34 features Stream 26 features Reservoir 16 features Cliff 6 features Summit 3 features Arch 2 features Ridge 2 features Swamp 2 features Spring 2 features Bay 2 features Valley 1 feature Lake 1 feature Pillar 1 feature Island 1 feature Canal 1 feature Falls 1 feature