Opened in 1936 and in some places quite narrow, so the long vehicles are prohibited. The road is closed from mid-October to mid-May.
In the upper part there is a large parking lot and a tourist center with many souvenir shops. The only thing what tourists do here - a walk along an equipped path to viewing platforms.
Getting there: Parking N 62 27.174 E 7 39.786. There are tourist buses Geiranger - Valldal - Trollstigen - Åndalsnes (info) and Åndalsnes - Trollstigen - Valldal - Geiranger - Åndalsnes (info). Fram company organizes tourist buses from Alesund (info). There is a regular bus from Åndalsnes, but it only runs a few times a day. The nearest railway station is Åndalsnes.