private void DisplayMap_Load(object sender, EventArgs e)
{
string convertResultFor4326 = Proj4Projection.ConvertEpsgToPrj(4326);
winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);
WorldMapKitWmsDesktopOverlay worldMapKitDesktopOverlay = new WorldMapKitWmsDesktopOverlay();
winformsMap1.Overlays.Add(worldMapKitDesktopOverlay);
winformsMap1.CurrentExtent = new RectangleShape(-139.2, 92.4, 120.9, -93.2);
winformsMap1.Refresh();
}