New Post: drawing a route of 2000 points or more

        internal readonly GMapOverlay objects = new GMapOverlay("objects");
        internal readonly GMapOverlay routes = new GMapOverlay("routes");

        public Form1()
        {
            InitializeComponent();

            gMapControl1.MapProvider = GMapProviders.GoogleMap;
            gMapControl1.Position = new PointLatLng(32.6961334816182, 52.2985095977783);
            gMapControl1.MinZoom = 0;
            gMapControl1.MaxZoom = 24;
            gMapControl1.Zoom = 9;
            gMapControl1.Overlays.Add(routes);
            gMapControl1.Overlays.Add(objects);

        }

        private void Form1_Load(object sender, EventArgs e)
        {
            List<PointLatLng> list = new List<PointLatLng>();

            // fill the list

            GMapRoute r = new GMapRoute(list, "my route");
            r.IsHitTestVisible = true;
            routes.Routes.Add(r);
            gMapControl1.ZoomAndCenterRoute(r);
        }