Visual Simulation is of ever increasing importance, for applications ranging from 3D visualizations to mission planning and design review. With 3DVIA Virtools, high-level interactivity brings new life to visual simulations, so users can go beyond observation to truly experience the content. For sophisticated VR systems, companies now have a powerful, comprehensive solution at their fingertips with the Virtools VR Library and Publisher. In conjunction with 3DVIA Virtools, the VR Library significantly simplifies the authoring of complex VR applications. Offering support for industry standard VR peripherals and PC-based distributed computing (clusters), the VR Publisher is ideal for deploying immersive, full-life experiences.