https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/571487Edit ImageSaveSaveEditCropCustom TextMake it Yours.Remix, add effects & personalize with your own textCustomizeOr start from these designsUnderground tunnel from Underground, or Life Below the Surface. Incidents and Anecdotes Beyond the Light of Day, Startling Adventures ... Mines, and the Mode of Working Them (1873) published by Thomas Wallace Knox. Original from the British Library. Digitally enhanced by rawpixel.MoreUnderground tunnel from Underground, or Life Below the Surface. Incidents and Anecdotes Beyond the Light of Day, Startling Adventures ... Mines, and the Mode of Working Them (1873) published by Thomas Wallace Knox. Original from the British Library. Digitally enhanced by rawpixel.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 883 px | 300 dpiLarge JPEG 2455 x 1806 px | 300 dpiTIFF 2455 x 1806 px | 300 dpi | 25.41 MBFree Download