Wakhan Corridor east. To the north is Tajikistan's Gorno-Badakhshan Autonomous region. To the south, the corridor is bounded by the high mountains of the Hindu Kush and Karakoram. Along the southern flank of the corridor, there are two mountain passes which connect the corridor to its neighbours. The Broghol pass offers access to the Khyber Pakhtunkhwa region of Pakistan, while the Irshad Pass connects the corridor to Gilgit Baltistan in Azad Kashmir. The Dilisang Pass, which also connects to Gilgit-Baltistan, is disused. The easternmost pass, as indicated above, is the Wakhjir Pass, which connects to China and is the only border connection
Gilgit-Baltistan to the north, and the Hindu Kush lies to the west. Amongst the highest mountains are K2 (Mount Godwin-Austen) and Nanga Parbat, the latter being one of the most feared mountains in the world. Three of the world's longest glaciers outside the polar regions are found in Gilgit-Baltistan: the Biafo Glacier, the Baltoro Glacier, and the Batura Glacier. There are, in addition, several high-altitude lakes in Gilgit-Baltistan: The Deosai Plains, are located above the tree line and constitute the second-highest plateau in the world at 4,115 metres (14,500 feet) after Tibet. The plateau lies east of Astore, south of Skardu