Ключевые слова: blue sky, branch, cross, dense, forest, gardening, gardens, green, greenery, high, leaf, look at, look up to the sky, looking up, lush, mount huangshan, natural, nature, on vacation, plant, public gardens, relaxation, sichuan, sun, sunlight, sunny day, surrounded by trees, tall and big, tree, treetop, trunk, twigs, unmanned, white clouds,