Great Lakes: Lakes Erie / Ontario / Michigan / Huron / Superior / Detroit River / Lake St. Clair / St. Clair River Great Loop/New York to the Great Lakes: Hudson River / Erie Canal / Champlain Waterways / Lake Ontario Eastern Shore / St. Lawrence Seaway / Rideau Canal / Ottawa River / Trent-Severn Waterway / North Channel / Georgian Bay / St. Marys River Great Loop/Chicago to the Gulf of Mexico: Rivers / Tennessee Tombigbee Waterway The 2008 Great Lakes edition covers each of the lakes, the Erie Canal and the route south from the lake to the Gulf of Mexico. This indispensable cruising companion features more than 1,200 marina listings, detailed navigational information and advice, helpful aerial photography with marked routes, current GPS waypoints, lock and distance tables, and "Goin' Ashore" features about favorite ports along the way. Like the other Waterway Guides, the Great Lakes edition features a spiral binding with bookmarker flaps for durability and easy use in the cockpit and at the helm. Weight: 3 lbs.