An Overall Introduction to Badaling Great Wall
Boasting one of the 9 fortresses in ancient times, Badaling Great Wall perches along Guangou Ancient Road, Jundu Mountain, Yanqing County of Beijing, which is the essence of Ming-era Great Wall with hilly peaks, occupying a commanding position, so it served as defense against intruders from north China in the Ming dynasty. Initially built in the 18th year (1505) of Emperor Hongzhi's reign and renovated in Emperor Wanli's reign in the Ming dynasty, Guancheng City of Badaling Great Wall is trapezoid-shaped with a tablet engraved in the 10th year (1582) of Emperor Wanli's reign in its east...
from: http://ezinearticles.com/?An-Overall-Introduction-to-Badaling-Great-Wall&id=7484342
