Koli offers all year round many activities. You can go hiking, biking, paddling. There is about 80 km marked trails in Koli. Some of them are easy to walk and some of them need some hiking experience. Longest trail is famous Herajärvi circuit, which is about 61 km. You can read more about Koli National Park here and about Herajärvi circuit here.
Pielinen lake is the fith biggest lake in Finland, length is 90 km and width 30 km. Pielinen has about 1500 islands! Therefore Pielinen lake offers many possibilities, like swimming, canoeing, fishing. In summertime there is a car ferry to Lieksa and in wintertime there is the longest inland ice road to Vuonislahti village (Lieksa).
In wintertime you can go to husky or snow mobile safaries, ice fishing, snow shoeing in magical snow packed tree forests, skiing on cross-country-skis or down-hill-skis.
Heartly welcome to Koli!