The Karakoram Highway has been categorized as World’s highest paved international Highway that functions as a land-dwelling link for the trade between Pakistan and China. The highway has an overall altitude of 4,693 meters (15,397 ft.) directly above the sea level. The structure of this road posed various logistical and industrial challenges to Pakistani and Chinese Engineers. Many workers gave their lives in the course of its construction to complete. For sure it is rightly referred to by many as the Eighth Wonder of the World.