Although it is the third highest peak in the world, Kangchenjunga is only ranked 29th by topographic prominence, a measure of a mountain's independent stature. The key col for Kangchenjunga lies at a height of , along the watershed boundary between Arun and Brahmaputra rivers in Tibet. It is however, the 4th most prominent peak in the Himalaya, after Everest, and the western and eastern anchors of the Himalaya, Nanga Parbat, and Namcha Barwa, respectively.