Preview Bison at Upper Geyser Basin in Old Faithful, Yellowstone National Park, Wyoming. Image ID: 1350-3007 Artist: Greg Vaughn Purchase a commercial license Buy framed prints & more from our print store bison buffalo upper geyser basin yellowstone national park old faithful wyoming usa america american west western national parks animals wildlife mammals national mammal fall season autumn outdoors nature travel scenic landscape greg vaughn gv15090550