Hailongdui, also known as Hailongtun, is located in Longtun Village, Gaoping Town, Huichuan District, Zunyi City, Guizhou Province, at the top of Longyan Mountain, about 28 kilometers northwest of the old city of Zunyi City. Also known as Hailongtun, Longyan Dun and Longyan Tun, it is the ruins of the "Tusi" castle in the Song and Ming Dynasties. The highest elevation above Tun is1354m, while the elevation below Tun is 974m, with a relative elevation difference of about 300-400m. The top of the chariot is flat and wide, with an area of about 1.59 square kilometers.
Hailongtun lives on the top of the mountain, facing the main source of Xiangjiang River "Baishashui" in the north, east and south, all of which are cliffs, and there is only one path leading to the top of the mountain in the southeast. From bottom to top, Zhu Tong Pass, Tiezhu Pass, Hufei Pass, Longfei Pass, Chaotian Pass and Feng Fei Pass stand in turn. There are three levels from west to east: Houguan, Xiguan and Wan 'an Pass. The mountainside is the first pass, with copper columns in the south and iron columns in the north. A 400-meter-long high wall connects the two gates.
The 36-level ancient road, also known as the ladder, is the only passage up and down. The chest of the mountain is the second dangerous pass, the Flying Tiger Pass, also called the suspension bridge pass, which uses the natural stone ditch on the half cliff as the gate. In front of the chariot is Chaotian Pass, which consists of a group of stone buildings. Chaotian Pass is the east gate of Hailongtun, with Longfei Pass in the north and Feng Fei Pass in the south.
The middle road is where the toast handles government affairs. From front to back are the gate, the instrument door, the courtyard, the lobby and the second hall. There are three columns on the left and right sides of the gate, with eight-character retaining walls on both sides and fences on the periphery. There is a patio in the center. There is a raised tunnel in the center of the patio, and both ends are connected by steps.
The main buildings of Hailong team:
1, copper column closed:
Tongzhuguan is located on the south side of the mountainside to the east of Hailongtun, facing south, and it is the first defensive checkpoint to enter Hailongtun from the southeast. Founded in the Southern Song Dynasty, it was reinforced and rebuilt in the Ming Dynasty. It is made of bluestone and lime glutinous rice slurry by staggered joints, and has a single-channel semi-circular arch roof. The current residual height is 6.68m, width10m and depth is 5.75m.. There are still 65,438+0 boundary pillars and 65,438+0 paving stones left.
2, iron column fall off:
Tiezhuguan is located on the north side of the mountainside east of Hailongtun, north-south direction. It is the gate corresponding to Tongzhu Pass and the first pass to Hailongtun in the northeast. Next to the valley, keep the road up the mountain. In order to climb the north gate of Tunpu, there is a suspension bridge outside the customs. Founded in the Southern Song Dynasty, it was reinforced and rebuilt in the Ming Dynasty. It is made of bluestone and lime glutinous rice slurry by staggered joints. It adopts longitudinal masonry method and has a single semicircular arch roof, which is the suspension bridge.
3. Horse rest platform:
The horse rest platform is a platform connecting the upper and lower levels. Its architectural style is built according to traditional technology. The east, south and north sides are paved with standard face stones, and the center of the platform is paved with stone curtains. This is also a military observation deck. During the Wanli period of the Ming Dynasty, Yang Yinglong, the twenty-ninth chieftain of Bozhou, expanded Longyan Tun, and wrote a forbidden monument in Longyan Tun, stipulating that the management system for people entering and leaving the Tun should be "posted". Therefore, this place has become a place where Dengtun people are waiting for inspection. Those who enter Tuntun need to "inspect the post" here before they can enter Hufei Pass.
The above contents refer to Baidu Encyclopedia-Hailongtun.