Karhunkierros is a popular hiking trail located in Finland, specifically in the Oulanka National Park. Spanning approximately 80 kilometers, it offers stunning views of diverse landscapes, including forests, rivers, and rugged cliffs. The trail is well-marked and can be completed in about 4 to 6 days, making it suitable for both experienced hikers and beginners. The route features various terrains, including boardwalks and rocky paths, and is known for its breathtaking natural beauty. Hikers can also encounter local wildlife, such as bears and moose, adding to the adventure. Facilities like camping sites and huts are available along the trail for overnight stays.