Cartography - Navionics Platinum Plus

Navionics platinum plus charts include all the content of Navionics + cartography with integrated offshore and  inland mapping, 42,000+ lakes and additional viewingoptions for relief shading, satellite imagery SonarChart shading overlay, 3D perspective view, aerial photos and more. Navionics is an Italian manufacturer of electronic navigational charts. The Navionics Sonar option allows charts to be adapted to show depths based on real time user data from thousands of vessels.