Blombos Cave (IMAGE) University of the Witwatersrand Caption Professor Chris Henshilwood and his team working behind the scenes in Blombos Cave in South Africa's southern Cape, where the drawing was found. Credit Ole Frederik Unhammer 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.