Ключевые слова: america, american, attraction, blue, cable, canada, car, cascade, coast, day, falls, famous, flow, flowing, fog, horizontal, landmark, landscape, mist, nature, niagara, panoramic, park, rapids, river, scenic, shore, state, strait, structure, summer, tourism, travel, trees, usa, water, waterfall, wet, whirlpool, whirpool, wonder,