Andean Highlands (IMAGE) University of California - Davis Caption High-altitude plateaus are challenging places to live, but archaeologists have found hunter-gatherers colonized the Andean Highlands 7,000 years ago. Credit Photo by Lauren A. Hayes 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.