The Lake Superior (Mercator Projection) waterproof NOAA chart 14961 by TrakMaps is a geological map focusing on geography and geosciences. This wall map in English language covers the region of North America with a map scale of 1:600000. Published by TrakMaps in the United States, this chart is a valuable resource for those interested in the geology and topography of Lake Superior and its surrounding areas. Its dimensions are 27″ in length and 42″ in width, making it a detailed and informative tool for educational and reference purposes.