Naked man posing sexually. Standing Male Nude from Behind (1893) by Otto Greiner. Original from The National Gallery of Art.… https://www.rawpixel.com/image/2467782/free-illustration-image-male-nudes-anatomy-man-bodyFree Image from public domain licenseNaked woman showing her bottom. Standing Female Nude, seen from the Rear by Johan Braakensiek. Original from The… https://www.rawpixel.com/image/2458094/free-illustration-image-nude-men-anatomy-nakedFree Image from public domain licenseGroup of Bathers (Groupe de baigneurs) (ca. 1892–1894) by Paul Cézanne. Original from Barnes Foundation.… https://www.rawpixel.com/image/2036354/group-bathers-paul-cezanneFree Image from public domain licenseThe Bathers (Small Plate) (1897) by Paul Cézanne. Original from The National Gallery of Art. Digitally enhanced by… https://www.rawpixel.com/image/2035197/the-bathers-small-plate-paul-cezanneFree Image from public domain license