Great wall of China is a series of fortifications made of stone and other Earth materials. The materials used as glues rocks is rice flour. Into the shadows right how much rice flour needed to make this giant fortresses?
Its construction is itself divided into several phases to become a combined wall the longest ever made human. Noted that this wall has a long crossing 9 provinces and cities in China. The wall that doubles as a fortress was built by the first emperor of China, Qin Shi Huang during the 220-206 BC.
The main purpose of the establishment of this wall is to protect the Empire of China from nomadic herds in the North. The year 1987, this magnificent wall of UNESCO as world heritage. Recorded, about 10 million visitors annually come to setting foot on top of the great wall. When's your turn?