- Wilderness hut
The hut is located next to the hiking trail, 2 km north-west of Lake Martimojärvi. The Koivuselkä wilderness hut was built in 1992 by Posio for log construction and then imported into its current location.
The hut is located next to the Martimoaapa hiking trail, 2 km north-west of Lake Martimojärvi. There is a maintained campfire site and dry toilet at the wilderness hut. Hut's equipment includes a stove and a berth for six people.
The nearby of the Koivuselkä wilderness hut lies Lauri's fountain. Lauri's fountain is found in the late 1940's by Lauri Alakärppä. The fountain gives fresh spring water all year round. The water flowing from the spring does not freeze in the winter, and only in the dry summers the source can temporarily dry.