https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8799594Edit ImageSaveSaveEditCropCustom TextPower Boats On The Polluted Potomac, September 1972. Photographer: Swanson, Dick. Original public domain image from FlickrMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGBanner JPEG 1200 x 807 px | 300 dpiLarge JPEG 3000 x 2017 px | 300 dpiFree DownloadPower Boats On The Polluted Potomac, September 1972. Photographer: Swanson, Dick. Original public domain image from FlickrMore