Updated: Jul 8, 2022By Sun Ruisheng in Taiyuan and Zhou Huiyingchinadaily.com.cnPrint
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A photo shows the inside of an ice cave in Luya Mountain, Ningwu county, Shanxi province. [Photo provided to chinadaily.com.cn]
Located at an altitude of 2,300 meters, the temperature in the cave remains steady at about -4 C all year. Experts said the cave probably formed during at the Cenozoic quaternary glacial period about three million years ago.