Researchers at Geothermal Lake (IMAGE) Syracuse University Caption A&S biologists Angela Oliverio, left, and Hannah Rappaport at the United States’ largest geothermal lake at Lassen Volcanic National Park in California. Credit Syracuse University Usage Restrictions None 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.