The valley of Romsdalen, through which the Rauma river passes to the Romsdalfjord. It is surrounded by the Romsdalsalpene mountain range. The 1,550 meter tall Romsdalhorn has been compared to the Matterhorn. Trolltindane peaks stands opposite across the Rauma. The North Face of Trollryggen peak (1,740 m), Trollveggen (Troll Wall), is the tallest vertical cliff in Europe. Norway's most famous hair-pin road is Trollstigen, or Troll's Trail, which leads to the south out of Åndalsnes to the Geirangerfjord.