Garmin LakeMaster Lake of the Woods/Rainy Lake Freshwater Map microSD Card Includes coverage for the following lakes: Rainy Lake, Lake of the Woods and Kabetogama Lake Provides detailed shorelines and depth contours, including 1-foot contours for many lakes created from on-the-water surveys Displays islands, reefs, points, bays, inlets, access points, boat ramps and aquatic vegetation Includes rivers, streams, river and creek channels, interstates, highways, and general roads