Great Wall of China Chinese Pinyin Wanli Changcheng or Wade-Giles romanization Wan-li Chang-cheng 10000-Li Long Wall extensive bulwark erected in ancient China one of the largest building-construction projects ever undertaken. The Great Wall actually consists of numerous wallsmany of them parallel to each otherbuilt over some two. Infographic About The Great Wall Of China Built Between The 5th And The 11th Centuries B C Prints As a sign that all of China was now one the emperor decreed a great wall would be built along the northern border. . National Museum Of China. On the plains Great Wall workers made use of local soil sand loess etc and rammed it into compact layers. Thus a great and extremely laborious task such as constructing a wall which was supposed to run throughout the country must not have seemed such an absurdity. Great Wall of China The Great Wall of China is an ancient series of walls and fortifications tota