Persian,ir

The Great Wall of China is a series of fortifications that were built across the historical northern borders of ancients.
 It is about 21,196 kilometers long, 9.1 metres (30 feet) wide and 15 metres high.
The Great Wall is more than 2,300 years old (9+ dynasties' worth).
The official length is 21,196.18 km (13,170.7 mi), half the equator! ...
The typical height of the Great Wall is 5–8 meters (16–26 feet), around three to five times the height of an adult.
the third century CE by emperor Qin Shi Huangdi, who had recently conquered China's warring kingdoms and wanted a symbol of national unity under his power
The Wall was built by Brandon the Builder of House Stark.
 The Children of the Forest and giants helped him in the process. This magnificent Wonder of the ancient world is protected with ancient spells and powerful magic.
Around 220 B.C.E., Qin Shi Huang, also called the First Emperor, united China. 
He masterminded the process of uniting the existing walls into one. 
@showan

The Great Wall of China is truly a remarkable feat of ancient engineering, spanning over 21,000 kilometers and standing as a symbol of unity and power. The history and magnitude of this structure are simply awe-inspiring.