mystic falls a cascade type waterfall on the little firehole river within yellowstone national park teton county wyoming usa wpa

administration america area art arts artwork canyon cascade conservation county creek deal design falls federal firehole flat flora forest forestland formation graphic illustration lake landscape little meadow monument mountain mystic national natural nature new nostalgia park portrait poster print printing program project protected range remote retro revivalism river rock scenery screen silk states style teton throwback type united usa vector vintage visual waterfall waterfalls wilderness works wpa wyoming yellowstone