page_title: 816 Nuclear Military Plant
hierarchical_section_title: 816 Nuclear Military Plant
caption_attribution_description: English: Cavernous hall
context_page_description: 816 Nuclear Military Plant is an unfinished Chinese underground nuclear weapons production facility and the largest man-made tunnel structure in the world. A military megaproject, the nuclear base is located near what is now suburban Fuling, a municipality in Chongqing, China. In 2010, it was opened to Chinese tourists. It is a distinct network of nuclear-weapons manufacturing tunnels to the likewise defunct Underground Project 131 and the still operational "Underground Great Wall of China."
context_section_description: 816 Nuclear Military Plant (simplified Chinese: 816地下核工厂; traditional Chinese: 816地下核工廠) is an unfinished Chinese underground nuclear weapons production facility and the largest man-made tunnel structure in the world. A military megaproject, the nuclear base is located near what is now suburban Fuling, a municipality in Chongqing, China. In 2010, it was opened to Chinese tourists. It is a distinct network of nuclear-weapons manufacturing tunnels to the likewise defunct Underground Project 131 and the still operational "Underground Great Wall of China."
caption: The large reactor hall inside the complex
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