Virtual Maze (IMAGE) Washington University in St. Louis Caption This is a bird's-eye view of a virtual maze layout used in a study of how cognitive mapping and wayfinding skills are compromised in early stages of Alzheimer's disease. Credit Courtesy of Denise Head 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.