Stanley Rock Avalanche (IMAGE) Cardiff University Caption The image is of the Lake Stanley rock avalanche, which was the largest landslide triggered by the 1929 earthquake. The lake in the image was dammed by the landslide. Credit G. Hancox, GNS Science (New Zealand) 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.