A polar bear explores at the Cincinnati Zoo and Botanical Garden, America's second-oldest zoo, in Cincinnati, Ohio. Original… https://www.rawpixel.com/image/434553/free-photo-image-carol-highsmith-polar-bear-zooFree Image from public domain licenseGezicht op met sneeuw bedekte tuin (1909) by Théodore Roussel https://www.rawpixel.com/image/13766060/gezicht-met-sneeuw-bedekte-tuin-1909-theodore-rousselFree Image from public domain licenseElevation of proposed winter garden to be erected in the Inner Circle Regents Park for the Royal Botanic Society 1845. https://www.rawpixel.com/image/13980641/image-person-art-patternFree Image from public domain licenseEdgar Jones, FSA (Farm Security Administration) client, has four potato hills for the winter months, Woodville, Greene… https://www.rawpixel.com/image/12280617/photo-image-frame-plant-personFree Image from public domain license