In the new NetAdvantage for Silverlight Data Visualization 11.2 Release you could have the advantage to use the outstanding XamGeographicMap (CTP) component. This is a new high-performance control predicted to work with a huge amount of spatial data....
Tags / Silverlight, Spatial Data, GIS, C#, XAML, Infragistics, Infragistics Data Chart, Shapefile, ESRI, XamGeographicMap, NetAdvantage for Silverlight Data Visualization, NetAdvantage 11.2, Silverlight Data Visualization, Converter, GeographicShapeSeries, Infragistics Geographic Map, ShapefileConverter