Virtual Reality System (IMAGE) Experimental Biology Caption A customized Cave Automatic Virtual Environment (CAVE) VR system known at the University of Utah as the Treadport. The Treadport is made up of: 1) a six-by-ten foot speed matching treadmill, 2) three eight-by-eight foot rear projection screens, 3) a seven-camera Vicon motion capture system, and 4) a safety harness system. Credit K. Bo Foreman, University of Utah Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.