The mountain fortress wall of Koguryo is more than 100 sites in Liaoning and Kilin area in southeast China. It was constructed a ridge of mountain or on the mountain cliff. It situated along the river in the front and was behind the mountain.
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The mountain fortress wall of Koguryo is more than 100 sites in Liaoning and Kilin area in southeast China. It was constructed a ridge of mountain or on the mountain cliff. It situated along the river in the front and was behind the mountain.
The mountain Fortress wall was contsructed of the stone of granite and aqueous rock.
The type of the mountain fortress wall was oval, circular and rectangular. It includes a main gate, a seal casteled wall(pottery shaped wall), horse's face(it protects to main wall), comer building, a reservoir water and a drainging pipe. People of Koguryo created them. The technique of the construction of mountain fortress wall of Koguryo was the development in the world. Because people of Koguryo went to whereever to construct the mountain fortress wall what they want. It was divided into three size of the dimension as grand, middle and small. The grand was to be main, middle and small were as subsidiary.
The age of the mountain fortress wall was divided into three period :
1) The begining of construction of Koguryo kingdom to Kuk-buk Sin Seng(國北新城), from 266 years to 276 years A. D.
2) King chang-su made 次at the capital moved From Kuk-nae Seng(國內城) to Pyongyong, from 267 years to 427 years A. D.
)) After the capital was moved at Pyongyang to construct the Koryo Chang Seng(高麗長城), from 427 years to 628 years A. D. (After a reign of King Yonglieu 14 years).