![](http://www.alamy.com/thumbs/6/EB0EF2A6-294E-4DF3-BE6D-436744C17C4C/ANY7KA.jpg)
Oxygen supply on the Qingzang/Qinghai-Xizang train, the world's highest railway, Tibet.
Size: 6014px × 4001px
Location: Qingzang/Qinghai-Xizang train, the world's highest railway, Tibet
Photo credit: © Suzy Bennett / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: altitude, beijing, china, high, highest, lhasa, qinghai, qingzang, railroad, railway, sky, tangula, tangulla, tibet, train, transport, xizang