Oulanka is a national park in the northern part of Finland, in the provinces of Lapland and Northern Ostrobotnia, between the city of Kuusamo and the village of Salla. It was established in 1956, expanded in 1982 and 1989, bordering the Russian park Paanajärvi. It is named after the winding rugged Oulanka River that runs through the park.Solid areas: 0%