Masherbrum Masherbrum Masherbrum (; formerly known as K1) is located in the Ghanche District, Gilgit Baltistan of Pakistan. At it is the 22nd highest mountain in the world and the 9th highest in Pakistan. It was the first mapped peak in the Karakoram mountain range, hence the designation "K1". Masherbrum is the highest peak of the Masherbrum Mountains, a subrange of the Karakoram range. It is a large and striking peak, which is somewhat overshadowed by the nearby peaks of the main range of the Karakoram which includes four of the fourteen Eight-thousanders, namely K2, Gasherbrum I, Broad Peak and Gasherbrum
Karakoram them exceeding : K2, the second highest peak in the world at , Gasherbrum I, Broad Peak and Gasherbrum II. The range is about in length, and is the most heavily glaciated part of the world outside the polar regions. The Siachen Glacier at and the Biafo Glacier at rank as the world's second and third longest glaciers outside the polar regions. The Karakoram is bounded on the east by the Aksai Chin plateau, on the northeast by the edge of the Tibetan Plateau, and on the north by the river valleys of the Yarkand and Karakash rivers beyond which