https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/12144048Edit ImageSaveSaveEditCropCustom TextMine tunnel in the side of the mountain. San Juan County, Colorado by Russell LeeView public domain image source hereMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 914 px | 300 dpiLarge JPEG 3500 x 2664 px | 300 dpiBest Quality JPEG 14129 x 10756 px | 300 dpiTIFF 14129 x 10756 px | 300 dpi | 145.03 MBFree DownloadMine tunnel in the side of the mountain. San Juan County, Colorado by Russell LeeMore