 This is an example of how WorldWind allows anyone to deliver their data.Other features of WorldWind.NET included support for .X (DirectX 3D polygon mesh) models and advanced visual effects such as atmospheric scattering or sun shading.The resolution inside the US is high enough to clearly discern individual buildings, houses, cars (USGS Digital Ortho layer) and even the shadows of people (metropolitan areas in USGS Urban Ortho layer).