Rabana-Merquly (IMAGE) Heidelberg University Caption Excavation of the perimeter wall at the entrance to Rabana valley. Credit Rabana-Merquly Archaeological Project Usage Restrictions This image may be used only in connection with the contents of this press release, and the source of the image must also be cited. 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.