Helsinki or Helsingfors is the capital of Finland. Founded in 1550, the "Daughter of the Baltic" has been the Finnish capital since 1812, when it was rebuilt by the tsars of Russia along the lines of a miniature St.
Espoo is the second largest city in Finland with the population of 248,355. It is part of the Helsinki Metropolitan Area along with the cities of Helsinki, Vantaa, and the small city of Kauniainen which is completely encircled by Espoo.
Päijänne Tavastia is a region in Southern Finland. The region doesn't have any passenger airports, but there are good connections from the Helsinki region by bus; some places like Lahti and Kärkölä are connected by train too.