Khardung La In the Leh district of the Indian union territory of Ladakh, Harding La or Khardung Pass is a mountain pass. Connecting the Indus River valley and the Shyok river valley, the pass is on the Ladakh Range, north of Leh. Beyond which lies the Siachen Glacier, which forms the gateway to the Nubra valley. Opened to public motor vehicles in 1988, a motorable road through the pass was built in 1976. As it is used to carry supplies to the Siachen Glacier, the pass is strategically important to India, maintained by the Border Roads Organization. Incorrectly claiming its elevation to be in the vicinity of 5,602 m (18,379 ft) and that it is the world’s highest motorable pass, local summit signs, and dozens of stores selling shirts in Leh.