Karakoram Highway the lake by small vessels, to be reloaded onto trucks at the other end. In July 2012 Pakistan began constructing a revised route around the lake at a higher elevation with five new tunnels, with total length of 7.12 km, and two new bridges. The work was contracted out to the China Road & Bridge Corporation (CRBC) and was completed in September 2015—see Karakorum Highway Realignment (China-Pakistan Friendship Tunnels) below. At in length, the Pakistani section of the highway starts at Abbottabad, although the N-35 of which KKH is now part, officially starts from Hasan Abdal. The highway meets the
Karakoram Highway Khunjerab pass. Due to its high elevation and the difficult conditions in which it was constructed, it is often referred to as the Eighth Wonder of the World. The highway is also a part of the Asian Highway AH4. The Karakoram Highway, also known as the Friendship Highway in China, was built by the governments of Pakistan and China. It was started in 1959 and was completed and opened to the public in 1979. Pakistan initially favored routing through Mintaka Pass. In 1966, China citing the fact that Mintaka would be more susceptible to air strikes recommended the steeper Khunjerab