Safe train transport (IMAGE) DOE/Oak Ridge National Laboratory Caption ORNL researchers used geotagged photos to map crude oil train routes in the U.S. The mapping gives transportation planners insight into potential impacts along the routes. Credit ORNL researchers used geotagged photos to map crude oil train routes in the U.S. The mapping gives transportation planners insight into potential impacts along the routes (CMS). Usage Restrictions no restrictions 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.