Klipdrift Shelter Excavations (IMAGE) University of the Witwatersrand Caption Excavations at the Klipdrift Shelter in the De Hoop Nature Reserve in South Africa, where Howiesons Poort deposits were found. Credit Stephen Alvarez 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.