Ключевые слова: beautiful, beauty, blue, calm, canyon, cliff, clouds, colorado, concrete, construction, dam, electrical, electricity, energy, engineering, environment, environmental, glen, green, hydro, hydroelectric, industrial, lake, landmark, landscape, mirror, mountain, mountains, nature, outdoor, pattern, pond, pool, powell, power, red, reflection, reservoir, river, rock, scenic, serene, sky, structure, sun, tourist, tree, valley, view, water,