http://cad-1.com/ | Infraworks -- Creating an Existing Model -- Have you ever had to explain to someone what GIS is and how it works? With Autodesk InfraWorks, you can very quickly create a stunning 3D model using different sources of GIS data that just about anyone can understand. Join Warren Geissler as he demonstrates how to use the tools in InfraWorks to create a model showing the existing conditions of your project. Create a visually stunning 3D model without spending a lot of money or time.