Jacqueline Epperson in Patagonia (IMAGE) University of Texas at Austin Caption Jacqueline Epperson, a doctoral student at The University of Texas at Austin, posing close to a fault propagation fold in the outcrops of the Lower Zapata formation in the Torres del Paine National Park, Chile. Credit Fernando Rey Usage Restrictions Include photo credit License Original 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.