The Chang La is on the route to Pangong Lake from Leh. The name literally means Northern Pass (Chang = north, La = Pass). The small town of Tangste is the nearest settlement. The Changla Pass is the main gateway for the Changthang Plateau situated in the Himalayas. The nomadic tribes of the region are collectively known as the Changpa or Chang-pa. The world's highest research station, established by the Defence Research and Development Organisation is functional in Chang La at a height of 17,664 ft.