Introduction to Yelang Grand Canyon: Yelang Ancient Kingdom was a country or tribal alliance established by ethnic minorities in the southwest during the Qin and Han Dynasties. Together with the Loulan Ancient Kingdom and the Dali Ancient Kingdom, it became one of the three mysterious ancient countries in my country. This canyon is one of the tribal settlements, and there are still ancient roads, village gates and many legends. The canyon is 50 kilometers long. The valley is densely covered with strange rocks, with waterfalls and waterfalls. Streams pass through the rocks and rare birds live on the bamboos.