Han Dynasty Great Wall

During the West Han state period (202BC-24AD), The Hun in the north bacame more and more stronger, So the Han state had to build new city wall, and strengthen the old Qin Great Wall. From the eastern parts of Liaoning province to the YuMen gate, The Great Wall is longer then ten thousand kilometre. Its scale had beyond the Qin Great Wall's by far. During the East Han state period, people built new wall inside of the West Han Great Wall to defense the Serbi and the Qiang nationality, The length of it is more then five kilomitres also. The Great Wall which was built in the two Han period, is one of the biggest project in China history.

Map of Han Dynasty Great Wall.

Han Dynasty Great Wall at Gansu