Oulu is the capital and biggest city of the Pohjois-Pohjanmaa region in northern Finland, with a population of 200,466 (2017). The city is located at the mouth of the Oulujoki river.[1]
Oulu is the capital and biggest city of the Pohjois-Pohjanmaa region in northern Finland, with a population of 200,466 (2017). The city is located at the mouth of the Oulujoki river.[1]