Green Irish wolfhound in St. Patrick's Day parade. Original public domain image from Flickr https://www.rawpixel.com/image/3578445/free-photo-image-animal-canine-cc0Free Image from public domain licenseMilitary service members take part in Saint Patrick's Day ParadeSt. Patrick's Day parade in downtown Chicago, March 15.… https://www.rawpixel.com/image/3582888/free-photo-image-416th-tec-theater-engineer-command-air-forceFree Image from public domain license