https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4035003Edit ImageSaveSaveEditCropCustom TextHorseshoe Unit(NPS photo by Neal Herbert). Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGBanner JPEG 1200 x 800 px | 300 dpiLarge JPEG 1500 x 1000 px | 300 dpiFree DownloadHorseshoe UnitMore