https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8802869Edit ImageSaveSaveEditCropCustom TextGreat Sand Dunes National Monument, 05/1972. Photographer: Norton, Boyd. Original public domain image from FlickrMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 813 px | 300 dpiLarge JPEG 3000 x 2033 px | 300 dpiFree DownloadGreat Sand Dunes National Monument, 05/1972. Photographer: Norton, Boyd. Original public domain image from FlickrMore