glaciers
Three of the world's seven longest glaciers outside the polar regions are also in Gilgit-Baltistan: the Biafo Glacier, the Baltoro Glacier, and the Batura Glacier.
The Siachin Glacier is 75 km. The Hispar 53 km joins the Biafo at the Hispar La 5154.16 meters (16,910 ft to form an ice corridor 116.87 km 72 mi long. The Batura, too, is 58 km in length. The most outstanding of these rivers of ice is the 62 km Baltoro. This large glacier, fed by some 30 tributaries, has a surface area of 1291.39 sq km.
mountains
Eighteen of the fifty highest peaks in the world are located in the Gilgit-Baltistan.