The Karhunkierros Trail, also known as the Bear's Ring Trail, is a popular hiking route located in Oulanka National Park in Finland. Spanning approximately 82 kilometers, it offers stunning views of diverse landscapes, including forests, rivers, and waterfalls. The trail is well-marked and typically takes about 4 to 6 days to complete, making it suitable for both experienced hikers and beginners. Hikers can enjoy various amenities along the trail, such as camping sites and shelters. The Karhunkierros Trail is renowned for its rich wildlife, including bears, moose, and numerous bird species, providing a unique opportunity for nature enthusiasts to observe Finland's natural beauty.