World's highest highway tunnel opens in SW China
chinadaily.com.cn | 2017-09-27 07:57
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The tunnel is overshadowed by the Que'ershan Mountain that stands 6,168 meters above the sea level in the Dege county of Ganzi Tibetan area, in Southwest China's Sichuan province, on Sept 26, 2017. HE HAIYANG/CHINA DAILY
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