sentences:  Jiuzhaigou, Huangguoshu Waterfall, and Guilin are all located in southwestern China.Jiuzhaigou in northern Sichuan is a beautiful "fairyland valley" running over 40 km through snow-covered mountains, lakes, waterfalls, and forest.The Huangguoshu Waterfalls in Guizhou are a group of waterfalls, 18 above-ground and four below, which can be heard from five km away.