Iowa Highway 394 was replaced by Iowa 27 and is now part of which 563 mi highway in the Midwestern United States?
Iowa Highway 394: Iowa Highway 394 (Iowa 394) was a state highway in Lee County in southeastern Iowa. Iowa Highway 394:  It was replaced by Iowa 27 as part of the larger Avenue of the Saints corridor project. Avenue of the Saints: The Avenue of the Saints is a 563 mi highway in the Midwestern United States that connects St. Paul, Minnesota and St. Louis, Missouri.
Avenue of the Saints