Anhua Longquandong Scenic Area is located in the town of road, Anhua County, Hunan Province, a very strange mountain belt. Longquandong was formed 200 million years ago. Longquan Cave stalactites, crystal cones, sea stone flowers and other karst condensates are strange and dizzying, and 48 attractions such as "Longquan Waterfall", "Jinlong Pastor", "Shuanglong Guard", "Zhu curtain dripping" have been discovered, known as "Changbao's first cave sky". The landscape in the cave is magnificent and changeable, the cave is twisty, deep and steep, the Yin River is undercurrent, and the fun is added. There are mountains in the cave, and there are caves in the mountains. You can swim in the cave, such as a maze. The routes that can be passed in the cave are more than 3,000 meters long, the widest is about 30 meters, and the highest is nearly 40 meters. In addition to stone stalactyly, stone pillars, stone vines, stone waterfalls, etc., dozens of halls and halls have been found in the cave, the largest can accommodate more than 1,000 people, the maximum height difference in the cave is more than 80 meters, the most number of floors is up to six floors, the cave group belongs to the karst landscape, It is an important part of Hunan Xuefeng Lake Geopark. There is also a rare "specialty" in the world: goose tube stone in Longquan cave. The goose tube stone is found everywhere in the cave, ranging in length, generally 15 mm in diameter, the longest up to 150 cm, hollow, like the capillary of the goose feather, so named. Experts say this may be the longest goose tube stone found in the world so far. According to reports, this hollow stone pillar can only form under relevant conditions, which is relatively rare and has high ornamental value.