Superior, Michigan, Huron, Erie, and Ontario. Together they make up the largest surface freshwater system on earth. The beauty and majesty of these bodies of water have enchanted visitors for centuries. Find out for yourself what makes this chain of lakes like no other. Printed with soy-based inks on FSC certified paper, this 12” x 12” wall calendar features large monthly grids that offer ample room for jotting notes, along with six bonus months of July through December of 2021. Also includes moon phases (CST), standard U.S., and international holidays.