Ключевые слова: adventure, americas, arizona, awe, beauty, blue, canyon, cliff, clouds, colorado, deep, dramatic, edge, eroded, extreme, formations, geology, grand, high, hiking, landmark, landscape, majestic, mountains, national, nature, north, outdoors, panoramic, parks, range, ravine, red, rim, river, rocks, sandstone, scenics, silhouette, sky, south, southwest, sunlight, sunrise, sunset, tree, usa, valley, view, west,