(IMAGE) Goethe University Frankfurt Caption The explorations at the Landgraben will take several years. From left: Dr. Thomas Becker, State Service for Heritage Protection and Management Hesse, Prof. Markus Scholz, Goethe University. Credit (Photo: Lars Görze, Hessian State Office for the Preservation of Historical Monuments) Usage Restrictions none License Original 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.