https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12294694Edit ImageSaveSaveEditCropCustom TextMountainous route of trains carrying supplies to Russia. An American engine with an American crew is going along a gorge through the ever-winding route somewhere in Iran. Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1200 x 872 px | 300 dpiLarge JPEG 3500 x 2544 px | 300 dpiBest Quality JPEG 6778 x 4927 px | 300 dpiTIFF 6778 x 4927 px | 300 dpi | 63.72 MBFree DownloadMountainous route of trains carrying supplies to Russia. An American engine with an American crew is going along a gorge through the ever-winding route somewhere in Iran. Sourced from the Library of Congress.More