Great Lakes nations maintain coast guard vessels in the Great Lakes. During settlement, the Great Lakes and its rivers were the only practical means of moving people and freight. Barges from middle North America were able to reach the Atlantic Ocean from the Great Lakes when the Welland canal opened in 1824 and the later Erie Canal opened in 1825. By 1848, with the opening of the Illinois and Michigan Canal at Chicago, direct access to the Mississippi River was possible from the lakes. With these two canals an all-inland water route was provided between New York City and New Orleans. The
Canal Age Mohawk and Lake Ontario), but the company proved that private financing was insufficient. George Washington led a partly enduring effort to turn the Potomac River into a navigable link to the west, sinking substantial energy and capital into the Patowmack Canal from 1785 until his death fourteen years later. By 1788 Washington's Potomac Company was successful in constructing five locks which took boats past the Potomac Great Falls. The Chesapeake and Ohio Canal superseded the Potomac Canal in 1823. Christopher Colles (who was familiar with the Bridgewater Canal) surveyed the Mohawk Valley, and made a presentation to the New York