A train runs on the heat-stick experimental zone of the frozen
earth at the Kunlun Mountains pass of the Qinghai-Tibet Railway in Qinghai, northwest China. The railway
department adopted measures such as installing heat-sticks and
vent-pipes to ensure winter operation of the highest railway in the
world.
A train roars on the Qinghai-Tibet Railway at the Kunlun Mountains
area.
A train roars on the Qinghai-Tibet Railway at the frozen earth area
of Fenghuo Mountain.
(Xinhua News Agency November 28, 2006)