这个地方打这样的隧道通到哪儿啊？不会是军事设施吧？地下实验室？
This is part of the Jinping II hydroelectric power station.
水电站建在半山腰？建水电站应该是建大坝，不应该是挖山洞阿？
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Photo taken in Mianning, Liangshan, Sichuan, China
Misplaced? Suggest new location
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这个地方打这样的隧道通到哪儿啊？不会是军事设施吧？地下实验室？
This is part of the Jinping II hydroelectric power station.
水电站建在半山腰？建水电站应该是建大坝，不应该是挖山洞阿？