Geography of Gilgit–Baltistan in the south and southwest (separated by the Babusar Pass or Babusar Top), the Ghizar District in the north and northwest, and the Gilgit District in the north and northeast. The valleys of Darel-Tangir, which are currently part of Gilgit-Baltistan, were formerly part of Pakistan. District Diamer is divided into two sub-divisions: one is Chilas and the other one is Darel/Tangir. Village Juglote is headquarters of sub-division Darel/Tangir while Chilas is the headquarters of other sub-division and also headquarters of district Diamer. Before the Karakoram Highway was opened in 1978, the only road to Gilgit town from the south was
Ganderbal district Great Trigonometric Survey's Thomas Montgomerie in 1856 and made the first survey of the Karakoram some to the south, and sketched the two most prominent peaks, labelling them K1 and K2. Harmukh was later climbed by many other climbers. Therefore, Harmukh is the mountain from which the world‘s 2nd highiest mountain peak K2 was discovered and the Serveyer‘s mark K2 continues to be the name. Gangabal Lake (Urdu:-ﮔﻨﮕﺒﻞ ﺟﮭﻴﻞ), also called Gangbal Lake, is a lake situated at the foothills of Mount Haramukh (the highest mountain peak in the vicinity of Kashmir valley) in Ganderbal district, north of Srinagar city