Pingualuit crater lake (IMAGE) The University of Hong Kong Caption Pingualuit crater lake in Canada is a modern-day example of a cold impact crater-hosted lake on Earth analogous to ancient crater lakes on Mars. Credit Google Earth Usage Restrictions No restrictions. License Public Domain 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.