Garmin MapSource Inland Lakes Continental United States Freshwater Map DVD (Windows) Contains coverage of freshwater lakes throughout the continental U.S. Includes lakes with high-definition shoreline and bathymetric detail Provides data on tide prediction stations, U.S. Coast Guard aids to navigation, and wrecks and obstructions Includes rivers, streams, and river and creek channels; allows you to search by lake or by city Includes interstates, highways, and general roads Includes MapSource, Windows software that lets you plan trips on your computer and transfer waypoints, routes and tracks between your computer