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
Mountains of Azerbaijan peaks of the mountain range. The highest peak of the Greater Caucasus is Mount Bazarduzu, which is situated 14,652 feet (4466 meters) above the sea level, is also the highest point in Azerbaijan. The mountains of the Greater Caucasus are located in the region of high degree of seismic activity. The mountains are formed by rocks that date back to Jurassic and Cretaceous periods. The Lesser Caucasus is the second important mountain range in Azerbaijan and forms its south-western borders. Mount Murovdag and Mount Zangezur are the main ridges of the Lesser Caucasus. They are formed by sedimentary and volcanogenic