The "Triangle" () is a route between the three mountain lodges (Gjevilvasshytta, Jøldalshytta and Trollheimshytta) each a fairly long hike of about 7 to 9 hours.
The "Triangle" route is a trail connecting three mountain huts (Gjevilvasshytta, Jøldalshytta, and Trollheimshytta), each requiring a long hike of around 7 to 9 hours.