And here a brief tutorial Workflow: Rhino to Revit by HOK BIM Solutions.
Rendering/Animation/Modeling Programs Examples of this type of application: 3D Studio Max, Cinema4D, RhinoMAN, Maxwell Render, etc.
Illustration and Drafting programs Examples of this type of application: AutoCAD, Adobe Illustrator, Corel Draw, etc.
Solid Modeling and Engineering programs Examples of this type of application: Pro/E, SOLIDWORKS, UniGraphics, PowerSHAPE, etc.
CAM (computer aided manufacturing) programs Examples of this type of application: PowerMILL, Surfcam, Mastercam, Visual Mill, RhinoCAM, etc.
Design to Milling Steps to get your 2D or 3D model data to your CNC mill
3D Toolpath Milling with the Taig CNC Milling Machine Nick Carter outlines the process of milling a part from Rhino on a taig mill.
Rhino and Google Earth Rhino 4 is able to export 3d models to Google Earth, find more about the details and examples