Which construction company built the largest airport in the Upper Midwest region of Minnesota, Iowa, Nebraska, North Dakota, South Dakota, and Wisconsin?
Minneapolis–Saint Paul International Airport Minneapolis–Saint Paul International Airport (IATA: MSP, ICAO: KMSP, FAA LID: MSP) , also known as Wold–Chamberlain Field, is a joint civil-military public use international airport. Located in a portion of Hennepin County, Minnesota, United States, outside of any city or school district, within 10 miles (16 km) of both downtown Minneapolis and downtown Saint Paul, it is the largest and busiest airport in the six-state Upper Midwest region of Minnesota, Iowa, Nebraska, North Dakota, South Dakota, and Wisconsin.
North Central Airlines North Central Airlines was a regional airline in the midwestern United States. Founded as Wisconsin Central Airlines in 1944 in Clintonville, Wisconsin, the company moved to Madison in 1947. This is also when the "Herman the duck" logo was born on Wisconsin Central's first Lockheed Electra 10A, NC14262, in 1948. North Central's headquarters were moved to Minneapolis–St. Paul in 1952.