Trollstigen (English: Trolls' Path) is a serpentine mountain road in Rauma Municipality, MøreogRomsdal county, Norway. It is part of Norwegian NationalRoad 63 that connects the town of Åndalsnes in Rauma and the village of Valldal in Norddal Municipality. It is a popular touristattraction due to its steep incline of 9% and eleven hairpin bends up a steep mountainside. During the top tourist season, about 2500 vehicles pass daily. During the 2012 season, 161,421 vehicles drove past, compared to 155,230 vehicles during 2009. Trollstigen is closed during late autumn and winter. A normal opening season stretches from mid-May to October, but may sometimes be shorter or longer due to changes in the weather conditions.