Question: are there submarines in lake michigan?
Answer: WWII Great Lakes Submarines Move forward to World War II and there were 28 U.S. Navy submarines built from 1941–1944 at Manitowoc Shipbuilding Company in Manitowoc, Wisconsin, and launched in Lake Michigan. ... Of the 28 subs built by Manitowoc, 25 served in the Pacific Patrol, sinking a total of 143 ships.