Title America’s only floating post office marks 150+ years supplying Great Lakes ships Image Mon, 2026-04-20 14:27 Great Lakes Commission Massive cargo ships move through the Great Lakes every day, carrying the goods that help keep Michigan’s economy running. When crews need vital supplies or packages from home, a small […] Great Lakes Commission, cargo ships, Detroit, Detroit River, Economy, Flint, Great Lakes, help, home, lakes, Michigan, office, river
