Ключевые слова: adventure, america, autumn, background, beautiful, beauty, calm, canyon, cascade, cliff, color, concept, county, destination, environment, explore, fall, flow, green, holiday, illinois, landscape, light, midwest, natural, nature, nobody, outdoor, park, rock, sandstone, scene, serene, shutter, slow, starved, starved rock state park, state, sun, trail, tranquil, travel, usa, water, waterfall, wildcat, wilderness,