The Trango Towers are a group of dramatic granite

Granite

Granite is a common and widely occurring type of intrusive, felsic, igneous rock. Granite usually has a medium- to coarse-grained texture. Occasionally some individual crystals are larger than the groundmass, in which case the texture is known as porphyritic. A granitic rock with a porphyritic...

 spires located on the north side of the Baltoro Glacier

Baltoro Glacier

The Baltoro Glacier, at 62 kilometers long, is one of the longest glaciers outside the polar regions. It is located in Baltistan, in the Gilgit-Baltistan region of Pakistan, and runs through part of the Karakoram mountain range. The Baltoro Muztagh lies to the north and east of the glacier, while...

, in Baltistan

Baltistan

Baltistan , also known as بلتیول བལིུལ་ in the Balti language, is a region in northern Pakistan which forms Gilgit-Baltistan, bordering the Xinjiang Autonomous Region of China. In addition, a part of Baltistan also falls into Jammu and Kashmir of India. It is situated in the Karakoram mountains...

, a district of the Gilgit-Baltistan region of Pakistan

Pakistan

Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...

 (formerly Northern Areas

Northern Areas

Gilgit-Baltistan , is the northernmost political entity within Pakistan. It borders Pakistan's Khyber Pukhtunkhwa province to the west, Afghanistan's Wakhan Corridor to the north, China to the east and northeast, Azad Kashmir to the southwest, and Indian-administered Jammu and Kashmir to the...

). They are part of the Baltoro Muztagh

Baltoro Muztagh

The Baltoro Muztagh is a subrange of the Karakoram mountain range, in Baltistan region of the Gilgit-Baltistan province in northern Pakistan; and in Xinjiang, China. The crest of the range forms part of the Pakistan-China border....

, a subrange of the Karakoram

Karakoram

The Karakoram, or Karakorum , is a large mountain range spanning the borders between Pakistan, India and China, located in the regions of Gilgit-Baltistan , Ladakh , and Xinjiang region,...

 range

Mountain range

A mountain range is a single, large mass consisting of a succession of mountains or narrowly spaced mountain ridges, with or without peaks, closely related in position, direction, formation, and age; a component part of a mountain system or of a mountain chain...

. The Towers offer some of the largest cliffs and most challenging rock climbing

Rock climbing

Rock climbing also lightly called 'The Gravity Game', is a sport in which participants climb up, down or across natural rock formations or artificial rock walls. The goal is to reach the summit of a formation or the endpoint of a pre-defined route without falling...

 in the world. The highest point in the group is the summit of Great Trango Tower, 6,286 m (20,608 ft).