Tsunami Evidence (IMAGE) Columbia Climate School Caption The tsunami generated by Fogo's collapse apparently swept boulders like this one from the shoreline up into the highlands of Santiago island. Here, a researcher chisels out a sample. Credit Ricardo Ramalho Usage Restrictions Credit must be given 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.