Namtso Holy Lake: World's highest salt water lake with an elevation of 4,718 meters. [Photo/Yidianzixun.com]

Lake Manasarovar: World's highest fresh water lake with an elevation of 4,588 meters.[Photo/Yidianzixun.com]

Senli Co: World's highest outflow fresh water lake with an elevation of 5,386 meters. [Photo/Yidianzixun.com]

Yigong Farm: World's highest tea farm with an elevation of 2,240 meters. [Photo/Yidianzixun.com]

Mentu Coal Mine: World's highest coal mine [Photo/Yidianzixun.com]

Coer Bird Island in Xainza County of Nagqu Prefecture: The world's highest bird island with the most Pallas's Gull [Photo/Yidianzixun.com]

The Epic of King Gesar: The world's longest epic