Richwood, Illinois, United States

Lock No. 25, Burr Oak, MO, USA

Natural • Recreation

Storage Building, Richwood, IL, USA

Lock and Dam Number Twenty-five, Richwood, IL, USA

Auxiliary Lock, Burr Oak, MO, USA

Guard Wall, Burr Oak, MO, USA

Lock and Dam 25, Burr Oak, MO, USA

Mississippi River, Burr Oak, MO, USA

Submersible Earth Dike, Richwood, IL, USA

Central Control Station, Burr Oak, MO, USA

Control Stand Shelter, Burr Oak, MO, USA

Lock & Dam No. 25, Burr Oak, MO, USA

Maintenance Building, Burr Oak, MO, USA

Compressor, Burr Oak, MO, USA

Fuel Tank 6, Burr Oak, MO, USA

Upstream Guide Wall, Burr Oak, MO, USA

Lockman's Shelter, Burr Oak, MO, USA

Public Bathroom, Burr Oak, MO, USA