Østensjøvannet's bird observation hut is located by Østensjøvannet in Oslo and functions as a hangout for birdwatchers and nature enthusiasts. The area around the water is known for its rich birdlife, and the observation arch gives visitors the opportunity to observe different species of birds in their natural habitat. It is a popular spot for both amateurs and experienced ornithologists.
The bird observation arch is strategically placed to give the best possible view of the water and the surrounding areas. Visitors can see a variety of birds, especially during the breeding and migration periods. In addition to bird watching, the area is also a great place to enjoy nature and participate in various activities related to outdoor life. Østensjøvannet is part of a larger nature reserve, which contributes to the preservation of the local ecosystem.