A guid to trekking the Alta Via 1, the Giants’ Trail, between Donnas and Courmayeur in the Italian Alps.Covering 180km (112 miles), this long-distance trail on the northern flank of the Aosta valley takes around 2 weeks to hike and is suitable for hikers with some experience of Alpine trekking. The route is described from east to west in 16 stages, each between 4 and 17km (2–11 miles) in length.Alternative stages covering some popular variants, including an optional detour to visit the famed monastery at the Great St Bernard Pass, are also detailed. 1:50,000 maps included for each stageGPX files available to downloadRefreshment, facilities and mountain hut information given for each trek stageSpectacular views of the alpine giants Mont Blanc, the Matterhorn and Monte RosaCan be combined with Alta Via 2 to form the Tor des Géants