Oulunkaari, like the rest of the region, has a mountainous interior. This mountainous interior features deep and steep valleys, formed by major rivers running through it.
Nivala-Haapajaervi is a county of Finland. They belong to the Pohjois-Pohjanmaa state. It has a population of 30393 citizens. In 2007, 77% of people in the county living in the metropolitan area of the capital.
Oulu has a very healthy climate, as its 211207 citizens bear this out. Comparing Oulu with other provinces, their communications within Finland can be improved.
Raahe, like the rest of the region, has a mountainous interior. This mountainous interior features deep and steep valleys, formed by major rivers running through it.
Ylivieska is a county of Finland. They belong to the Pohjois-Pohjanmaa state. It has a population of 43406 citizens. In 2007, 28% of people in the county living in the metropolitan area of the capital.