The Karakoram Highway (KKH) is the highest paved international road in the world.It connects China and Pakistan across the Karakoram mountain range, through the Khunjerab Pass, at an elevation of 4,693 metres (15,397 ft). It connects China's Xinjiang region with Pakistan's Gilgit–Baltistan and Khyber Pakhtunkhwa regions and serves as a popular tourist attraction. Due to its high elevation and the difficult conditions in which it was constructed, it is sometimes referred to as the "Eighth Wonder of the World.