National park status lures people to St. Croix River May 3, 2015 - Star Tribune Croix National Scenic Riverway, which embraces the St. Croix National Scenic Riverway is a unit of the national park system. Croix National Scenic Riverway, most people don't associate that with a national park.
The waterways help support the U.S. agriculture industry and a stronger American economy See WCI's new TV commercial here: