Maple River aqueduct model
The 80-foot by 70-foot model of the Maple River aqueduct, constructed by the University of Minnesota St. Anthony Falls Laboratory at UMore Park in Rosemount, Minn.

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U.S. Army Corps of Engineers
St. Paul District
Public Affairs Office
332 Minnesota St., Suite E1500
St. Paul, MN 55101

Phone: (651) 290-5807
Fax: (651) 290-5752