The navionics hotmaps platinum east lake fishing maps gives you detailed maps of lakes in your region with sonarcharts & community edits, plus satellite overlay, 3d view, panoramic lake photos & exclusive one foot contours on high definition lakes. Spend less time searching & more time fishing! Hotmaps platinum is designed with the tournament angler in mind. Contains clearly marked road beds, foundations, bridges, brush piles, culverts, creek channels, & other underwater structure. You will also find detailed coastlines including docks & boat ramp locations, pro staff additions, & coastal data with tides & currents.