MapSuite Version 7.0 private void GetGoogleMapLayer() { Map1.MapUnit = GeographyUnit.DecimalDegree; Map1.CurrentExtent = new RectangleShape(-122.0874, 37.4245, -122.0804, 37.4201); GoogleOverlay google = new GoogleOverlay("Google Map"); google.JavaScriptLibraryUri = new Uri(System.Configuration.ConfigurationManager.AppSettings["GoogleUri"]); google.GoogleMapType = GoogleMapType.Hybrid; Map1.CustomOverlays.Add(google); //And the Key is: }