Melrose, Illinois, United States

Visitor Center, Melrose, IL, USA

Government

Lock No. 21, Melrose, IL, USA

Natural • Recreation

Lock & Dam 21 Recreation Area, Melrose, IL, USA

Control Stand Shelter, Melrose, IL, USA

Haulage Unter Shelter, Melrose, IL, USA

Lock and Dam 21, Melrose, IL, USA

Esplanade, Melrose, IL, USA

Mississippi River, Melrose, IL, USA

Scooter Shed, Melrose, IL, USA

Ranger's Storage, Melrose, IL, USA

Intermediate Wall, Melrose, IL, USA

Central Control Station, Melrose, IL, USA

Workshop, Melrose, IL, USA

Smoking Shelter, Melrose, IL, USA

Downstream Guide Wall, Melrose, IL, USA

Auxiliary Lock, Melrose, IL, USA

Lock & Dam No. 21, Melrose, IL, USA

Guard Wall, Melrose, IL, USA

Dam No. 21, Melrose, IL, USA

Upstream Guide Wall, Melrose, IL, USA