An Insight Into Virtual Reality Virtual Reality is a creation of a highly interactive computer based multimedia environment in which the user becomes a participant with the computer in a "virtually real" world1 We are living in an era characterized by 3D virtual systems created by computer graphics. In the concept called Virtual Reality (VR), the virtual reality engineer is combining computer, video, image-processing, and sensor technologies so that a human can enter into and react with spaces generated by computer graphics. In 1969-70, a MIT scientist went to the University of Utah, where he began to work with vecto