Columbia Glacier (image) University of California - San Diego Share Print E-Mail Caption This is a view of Columbia Glacier terminus from sea level. The calving front is approximately five kilometers (3.1 miles) wide and between 20 and 70 meters (66 and 230 feet) tall. This image was taken after the calving front came afloat. Credit Shad O'Neel, USGS Usage Restrictions None Share Print E-Mail 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.