Turku is a lively city located in the region "Finland proper". With a population of 175 000 people it's Finland's fifth largest city. Five percent of the inhabitants are Swedish speaking. Turku is the oldest city in Finland, said to have been founded in the 13th century. Turku has a long history and for a long while, it was the seat of power in Finland. Don't forget to visit Turku castle, the pride of the city!