The Pillsbury A Mill, situated along Saint Anthony Falls on the Mississippi River in Minneapolis, Minnesota, held the title of largest flour mill in the world for 40 years. Completed in 1881, the building housed two of the most powerful direct-drive waterwheels ever built, each generating 1,200 horsepower.The building was added to the National Register of Historic Places in 1966. The mill ceased operation in 2003. Ten years later, Twin Cities developer, Dominium got $100 million renovation plan approved and the A-Mill was transformed into 251 loft apartments.