Isle Royale National Park is an island that sits within the very large, Lake Superior, the largest of the Great Lakes. It is situated near the northwestern border of the lake and very near the international border with Canada. The only way to reach the park is by ferry or seaplane. You can find these methods of transportation at various places around the local region, such as Copper Harbor, MI, and Grand Portage, MN. There is a small town located on the island called Windigo, where you can acquire some supplies.