Great Lakes Waterway upbound direction is away from the St. Lawrence River (westerly or northerly except in Lake Michigan where upbound is southerly). Channels are marked with navigation buoys in constricted areas and pilots are required on foreign boats. Recreational boats can use or cross the ship channels, but the large boats, with limited maneuverability, have right of way. Map of the North American Great Lakes and the St. Lawrence Seaway from 1959, depicting the entire length beginning at the Gulf of Saint Lawrence in the east to the western-most terminus at Lake Superior. Great Lakes Waterway The Great Lakes Waterway is a
New York (state) which extends into Ohio and Pennsylvania. Of New York State's total area, 13.6% consists of water. Much of New York's boundaries are in water, as is true for New York City: four of its five boroughs are situated on three islands at the mouth of the Hudson River: Manhattan Island; Staten Island; and Long Island, which contains Brooklyn and Queens at its western end. The state's borders include a water boundary in (clockwise from the west) two Great Lakes (Lake Erie and Lake Ontario, which are connected by the Niagara River); the provinces of Ontario and Quebec in Canada, with