https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12294960Edit ImageSaveSaveEditCropCustom TextGlen Echo, Maryland. A line of people waiting to get into the swimming pool at the Glen Echo amusement park on a hot day. Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1188 x 1200 px | 300 dpiLarge JPEG 3465 x 3500 px | 300 dpiBest Quality JPEG 4727 x 4775 px | 300 dpiTIFF 4727 x 4775 px | 300 dpi | 43.08 MBFree DownloadGlen Echo, Maryland. A line of people waiting to get into the swimming pool at the Glen Echo amusement park on a hot day. Sourced from the Library of Congress.More