Ключевые слова: america, angel, arizona, beautiful, bright, canyon, cliff, cliffs, colorful, deep, desert, erosion, famous, formations, geological, geology, gorge, grand, grand canyon, grand canyon national park, landscape, majestic, mountain, mountains, national, natural, nature, north, north rim, park, red, rim, rock, rocks, scenery, scenic, southwest, terrain, tourism, travel, usa, view, western,