好看的中文字幕av,巨尻av在线,亚洲网视频,逼特视频,伊人久久综合一区二区,可以直接观看的av网站,天堂中文资源在线观看

Home / China / Society

Tenth birthday of the world's highest altitude train line

(chinadaily.com.cn/Xinhua) Updated: 2016-07-01 06:42

Tenth birthday of the world's highest altitude train line

A train passes by Cuona Lake along the Qinghai-Tibet Railway. Cuona Lake, with an altitude of 4,650 meters, is one of the most important holy lakes to local residents. [Photo/Xinhua]

Most Popular
...