The Craters on Earth (IMAGE) University of Freiburg Caption Physical map of the Serra da Cangalha, Brazil, impact structure, produced using the TanDEM-X mission digital elevation model. Credit Illustration: Gottwald, Kenkmann, Reimold: Terrestrial Impact Structures, The TanDEM-X Atlas, Verlag Dr. Friedrich Pfeil. 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.