Fjällen refers to the mountainous regions in Sweden and Norway, characterized by their stunning landscapes, diverse wildlife, and unique ecosystems. These areas are popular for outdoor activities such as hiking, skiing, and fishing, attracting both locals and tourists. The terrain includes rugged peaks, deep valleys, and numerous lakes. The climate in Fjällen varies with altitude, featuring cold winters and mild summers. The region is home to several national parks, including Sarek National Park and Abisko National Park, which protect the natural beauty and biodiversity. Fjällen also holds cultural significance for the indigenous Sami people, who have lived in harmony with the land for centuries.