Duikende mannen in zwembad (c. 1910) by Neue Photographische Gesellschaft https://www.rawpixel.com/image/13733708/duikende-mannen-zwembad-c-1910-neue-photographische-gesellschaftFree Image from public domain licenseA woman bathing in an outdoor pool in a mountain basin. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3300988/free-photo-image-architecture-pool-cabin-house-door-backgroundFree Image from public domain licenseMan maakt zweefduik in zwembad (c. 1900 - c. 1920) by anonymous https://www.rawpixel.com/image/13759070/man-maakt-zweefduik-zwembad-c-1900-1920-anonymousFree Image from public domain licenseMensen in een zwembad, vermoedelijk in Nederland (c. 1900 - c. 1920) by anonymous https://www.rawpixel.com/image/13758858/photo-image-face-people-artFree Image from public domain licenseMan springt boven andere man het zwembad in (1840) by Honoré Daumier, Aubert and Cie and Bauger https://www.rawpixel.com/image/13761823/image-paper-cartoon-faceFree Image from public domain license