El Salt Site (image) PLOS Caption Here is a view of El Salt archeological site. Credit Ainara Sistiaga Usage Restrictions This image is published under a Creative Commons Attribution License, which allows it to be freely reused and modified with proper attribution. 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.