Bottleneck (K2) Bottleneck (K2) The Bottleneck is a location along the South-East Spur, known also as Abruzzi Spur— the most used route to the summit of K2, the second-highest mountain in the world, in the Karakoram, on the border of Pakistan and China. The Bottleneck is a narrow couloir, which is overhung by seracs from the ice field east of the summit. The couloir is located only 400m below the summit, and climbers have to traverse about 100m exposed to the seracs to pass it. Due to the height (8200m) and the steepness (50-60 degrees) this stretch is the most dangerous part
Balti language "Byaltae" from , which, in Tibetan, means "water gorge." The historian Ptolemy, also a general in the army of Alexander the Great, named the region "Byaltae" in his book. In fact, Baltistan is the Persian translation of "Baltiyul", "homeland of Balti." Balti people are settled on both banks of the Indus River from Kargil district in the east to Haramosh Peak in the west and from the Karakoram in the north to Deosai National Park in the south. The Balti ethnicity is primarily Tibetan in origin, with some Dardic admixture. Balti is a Tibetic language. In some rural areas, the