Cheerful African children. Credit: Brant Stewart, RTI. Original public domain image from Flickr https://www.rawpixel.com/image/8759364/photo-image-face-public-domain-peopleFree Image from public domain licenseSeven Members of the Eynard Family by Jean Gabriel Eynard https://www.rawpixel.com/image/14272001/seven-members-the-eynard-family-jean-gabriel-eynardFree Image from public domain license