Figure 1: (IMAGE) Science China Press Caption Satellite imagery of Khalchayan and surface remains within the site. Credit: Chen Guanhan and Zhou Xinying, IVPP Credit ©Science China Press Usage Restrictions Use with credit. 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.