Spantik-Sosbun Mountains Spantik-Sosbun Mountains The Spantik-Sosbun Mountains are a subrange of the Karakoram range in Gilgit-Baltistan, Pakistan. The highest peak is Spantik, 7,027 m (23,054 ft). The other namesake peak is Sosbun Brakk, 6,413 m (21,040 ft). The Spantik-Sosbun Mountains are a narrow range, about 120 km (80 mi) long, trending roughly east-west. On the north, the range is bounded by the important Hispar and Biafo Glaciers, across which lie the Hispar Muztagh and Panmah Muztagh respectively. On the southwest, the Barpu Glacier and the longer Chogo Lungma Glacier separate the range from the Rakaposhi-Haramosh Mountains; the pass known as the Polan
Trans-Karakoram Tract inhospitable areas of the world, with some of the highest mountains. Bounded by the Kun Lun Mountains in the north, and the Karakoram peaks to the south, including Broad Peak, K2 and Gasherbrum, on the southeast it is adjacent to the highest battlefield in the world on the Siachen Glacier region which is controlled by India. Historically the people of Hunza cultivated and grazed areas to the north of the Karakoram, and the Mir of Hunza claimed those areas as part of Hunza's territories. Those areas included the Raskam Valley, north of the Shaksgam Valley. In 1889 the first expedition