The Great Wall of China is the largest building ever built by man. The Great Wall is more than 20,000 kilometers long and consists of walls, natural barriers and trenches
The construction of the Great Wall of China: why did it decide?
The Great Wall of China is a military construction. A true fortification, the Great Wall was set up to protect the northern border of China. Listed as a UNESCO World Heritage Site as an Outstanding Universal Value, the Great Wall stretches between Shanhaiguan in the east and Jiayuguan in the west. It is composed of natural boundaries, such as mountains or rivers, as well as trenches and fortifications punctuated by towers for surveillance and shelters for protection.
How long did the construction of the Great Wall of China last?
The construction of the Great Wall of China began around 220 BC. J. - C. under the Qin dynasty. It continues under the Han, Yuan, Ming and Qing dynasties, ending in the late 17th century. On several occasions, the Great Wall of China has been partially destroyed and rebuilt. Even today, work is regularly carried out to preserve this building closely linked to the history of China.
To know
The Great Wall of China is still the only work made by Man visible to the naked eye from space.