mud volcano a major geyser area on the east half of in yellowstone national park teton county wyoming usa wpa poster art

administration america area art arts artwork conservation county deal design federal flat flora forest forestland formation geyser graphic illustration landscape meadow monument mountain mud national natural nature new nostalgia park portrait poster print printing program project protected range remote retro revivalism rock scenery screen silk states style teton throwback united usa vector vintage visual volcano washburn wilderness works wpa wyoming yellowstone