Module 3 The Qin Tomb and the Terracotta Warriors
The Great Wall
Known to the Chinese as the “Long Wall of Ten Thousand Li”， the formidable defensive structures built to ward off invasion of the Celestial Empire by barbarians is called the Great Wall or the Wall of China by Europeans.The principle of these extraordinary fortifications goes back to the Chunqiu period (722481 BC) and to the Warring States period (453221 BC)．
