Salo Turned a independent parish in 1407. It differs from other old northern Ostrobothnian parishes inside the feeling that it wasn't formed over a river valley. This information desires added citations for verification. Make sure you help make improvements to this text by including citations to reliable resources. Unsourced materials https://directory-legit.com/listings12498094/travelling-is-simple-in-case-you-have-the-best-facts