Ключевые слова: adventure, american, attraction, awesome, beautiful, blue, boat, canada, canadian, cascade, color, day, down, fall, horseshoe, hydro, hydropower, illuminated, lake, land, landscape, light, mist, nature, niagara, niagra, power, powerful, rainbow, river, scenery, seven, summer, toronto, tour, tourism, tourists, travel, wallpaper, water, waterfall, white, wonders,