The Great Wall of China

 The Great Wall of China.

The great wall of China was made in the year 220 BC. 

The Great Wall of China was built over centuries by China's emperors to protect their territory.

Emperor Qin Shi Huang built the great wall of China.

Ariel view of the Great Wall of China

The construction lasted over 2,300 years (680 BC – 1681 AD).

The Great Wall is not a continuous line: there are side walls, circular walls, parallel walls, and sections with no wall (high mountains or rivers form a barrier instead).

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The total length of all sections of the Great Wall of China ever built adds up to about 21,196 kilometers (13,171 miles).

The Great Wall was built by soldiers, peasants who were forced to be workers, convicts, and Prisoners Of War.

The most famous section of the Great Wall — Badaling — has been visited by over 300 heads of state and VIPs from around the world.