Trondhjems Turistforening is an organization that offers a wide range of activities and hiking opportunities in the areas of Trollheimen, Sylan and Trøndelag. The association has an extensive network of cabins, both serviced and self-serviced, which give visitors the opportunity to experience nature up close. In addition, they arrange organized trips and activities that are aimed at all age groups, making it easy for families and individuals to participate in outdoor activities.
The association also has a hiking center in Trondheim, where visitors can access hiking information and necessary equipment. Trondhjems Turistforening emphasizes volunteer work to preserve the cabins and nature, as well as implementing special measures to reduce wear and tear on trails and natural areas. They also have a focus on engaging children and young people in outdoor activities, and have active local groups with hiking groups in places such as Fosen and Frøya.