Huanglong Cave - the vast cave sky the deep dark river the dense stalagmites... One day when I walked to my legs, I had arranged two scenic spots, which were supposed to be only a cave, but who knows that the total area of my family is 7 kilometers long ( After a 15-minute boat ride in the cave, we walked another 3 km to the day feeling like we had experienced a scene in a grave robbery note [Ye] The summary is much larger than that of Beijing Fangshan Stone Flower Cave I think it is necessary to come to Zhangjiajie again.