https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/3322830Edit ImageSaveSaveEditCropCustom TextFireball of May 21, 1956 test detonation over Bikini Atoll. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 962 px | 300 dpiLarge JPEG 3200 x 2566 px | 300 dpiFree DownloadFireball of May 21, 1956 test detonation over Bikini Atoll. Original public domain image from FlickrMore