Ключевые слова: beauty, canyon, cascading, cliff, ecology, falls, flow, flowing, forest, gorge, great lakes, lake, lake superior, michigan, michigan waterfalls, motion, national, national forest, national park, natural, nature, outdoors, parkland, plunge, pristine, rapids, river, rock, rocky, sable falls, scenery, scenic, stream, summer, terrain, tourist, tranquil, travel, vacation, valley, water, waterfall, whitewater, woods,