https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/441516Edit ImageSaveSaveEditCropCustom TextGirders overhead cast shadows on the walls and floor of a support building under construction. Original from NASA . Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFBanner JPEG 1200 x 797 px | 300 dpiLarge JPEG 2670 x 1774 px | 300 dpiBanner TIFF 1200 x 797 px | 300 dpiBest Quality TIFF 2670 x 1774 px | 300 dpi | 27.15 MBFree DownloadGirders overhead cast shadows on the walls and floor of a support building under construction. Original from NASA . Digitally enhanced by rawpixel.More