Ключевые слова: america, american, arizona, beautiful, blue, blue hour, canyon, cliff, dark, formation, full moon, grand, grand canyon, landscape, mather point, moon, moonlight, mountains, national park, nature, night, night sky, nightscape, nobody, outdoors, overlook, rim, rock, scenery, scenic, sky, south rim, southwest, stone, terrain, tourism, tranquil, travel, usa, valley, view,