Ключевые слова: america, arizona, bright, canyon, cliff, clouds, erosion, famous, geology, grand, grand canyon, landmark, landscape, mountain, national, national park, natural, nature, outdoor, outdoors, park, parks, peaceful, picturesque, rock, rocky, scenery, scenic, serene, sky, snow, south rim, southwest, stone, sunny, terrain, tourism, tranquil, travel, united states, usa, vacation, view, views, vista, weather, white, wild, wilderness, winter,