Reconstruction of the Karakoram Highway the China-Pakistan Friendship Tunnels can be traced to 2013, when China began construction on a bypass of Attabad Lake with a combination of 5 km worth of tunnels, two large bridges, and 78 small bridges to bypass the lake which had been formed after a 2010 earthquake triggered massive landslides. The resulting landslides cut off both the Indus River and Karakoram Highway resulting in the formation of the reservoir. Prior to completion of the bypass, all vehicular traffic had to be loaded onto barges to traverse the new reservoir. Construction of the tunnels began in 2012 and required 36 months
Top of the World Highway at the Canada–US border. The highway is so named because, along much of its length, it skirts the crest of the hills, giving looks down on the valleys. It is also one of the most northerly highways in the world at those latitudes. Two nearby, farther north highways are the Dempster Highway (Yukon Route 5) and the Dalton Highway (Alaska Route 11). It is not particularly safe in winter, even for snowmobile use, due to the lack of trees for shelter. A ferry connects West Dawson to Dawson in summer, and residents living in West Dawson and nearby Sunnydale cross