https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4033913Edit ImageSaveSaveEditCropCustom Text2017 Rock layers Ice Cream Rocks NPS-Andrew V Kearns. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 700 px | 300 dpiLarge JPEG 3500 x 2042 px | 300 dpiBest Quality JPEG 4000 x 2334 px | 300 dpiFree Download2017 Rock layers Ice Cream Rocks NPS-Andrew V Kearns. Original public domain image from FlickrMore