Underground_Great_Wall_of_China
Underground Great Wall of China
Hidden infrastructure housing hundreds of Chinese ICBMs
The Underground Great Wall of China (Chinese: 地下长城; pinyin: Dìxià Chángchéng) is the informal name for the 3,000 mile (5,000km) system of tunnels used by China to store and transport intercontinental ballistic missiles (ICBMs).[1][2]