Yukon Flats Lakes (IMAGE) University of Washington Caption Lakes in the Yukon Flats region of northeast Alaska, seen with fall color. Credit David Butman/University of Washington Usage Restrictions Photo credit required. 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.