Tourists visit the 816 underground nuclear military plant in Fuling, southwest China's Chongqing Municipality. Photo: Xinhua

From top secret bunker to tourist attraction: take a tour inside ex-Chinese nuclear military base now open for visitors

China’s 816 Nuclear Plant in Chongqing includes the world’s largest artificial cave

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Tourists visit the 816 underground nuclear military plant in Fuling, southwest China's Chongqing Municipality. Photo: Xinhua
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