 According to the Norwegian Ministry of the Environment, it was the first "preservation of a cultural [physical] environment in a city"; earlier the cultural environments Havråtunet, Sogndalsstrand, Utstein Abbey, Neiden and Kongsberg Silver Works had been preserved.Birkelunden is a light rail station on the Grünerløkka–Torshov Line of the Oslo Tramway.It is served by lines 11, 12 and 13.