With C-MAPs detailed cartography and extensive database of local information at your fingertips youll never be lost, even in unfamiliar waters.Dominate the water with C-MAPs full vector charts, harbor and approach details, tide and current tools, and more.Full-Feature Vector Charts give you tools like tidal streams, detailed roads, and accurate marina plans, giving you the utmost situational awareness in your covered area.High-Definition Aerial Photographywill ensure you get the best view of where you are and where youre going even in sub-optimal conditions.Expandability is built-in to these cards via Value Added Data Segments (sold separately) so that when you need that extra local detail, adding it to the charts you already use is hassle-free.One Free Year of daily updates means you will have the most accurate, up-to-date information available, keeping you and your crew safe out on the water.CoverageLake Ontario, Lake Simcoe, Lake Oneida, the Finger Lakes (NY) and the Trent-Severn Waterway.Includes: The Thousand Islands region of the St. Lawrence RiverKey FeaturesFull-Feature Vector Charts: Toggle different views on and off to see animated tidal streams, currents and flows on your map. When planning your trip, check out the tidal heights so you wont be caught off-guard by sudden changes. Dynamic navigational aids give you the tools you need to plan and master your route.A New Perspective: Depths and land elevation, photos, diagrams and bird's eye view perspective options let you choose your view.More than Maps: View coastal roads and Points of Interest such as restaurants, museums, local services and cultural highlights.C-Marina Port Database:Get detailed marina port plans and harbor charts so docking is a breeze even on your first visit!Guardian Alarm: Keep safety in mind, but rest easy with Guardian Alarm settings that will let you know about rocks, obstructions, shallow depths and other navigation hazards.Route-Check: This feature combined with guardian alarm will check the safety of you path between waypoints.One Year of Updates: Crowd sourced and directly from