Duluth, Minnesota at the western end of the Saint Lawrence Seaway, the Duluth–Superior seaport is the largest and farthest-inland freshwater seaport in North America. By far the largest and busiest on the Great Lakes, the port handles an average of 46 million short tons of cargo and over 1,100 visits each year from domestic and international vessels. With of waterfront, it is one of the leading bulk cargo ports in North America and ranks among the top 20 ports in the United States. Duluth is a major shipping port for taconite pellets, made from concentrated low-grade iron ore and destined for midwestern
Brule Lake (Minnesota) federal wilderness area for which Brule Lake serves as an entrance point. Brule Lake is one of the largest lakes in the eastern Arrowhead Region of Minnesota. It has an area of 4272 acres, and a maximum depth of 78 feet. It sits 1851 feet above sea level. It measures approximately eight miles from east to west, and one mile from north to south. Brule Lake is located in the Duluth Complex, a geological region marked by bands of softer, more erodible bedrock, and "red rock," a harder and less easily eroded stone, which forms protruding ridges across the Superior