HelsinkiHelsinki, the capital of Finland, is a modern and culturally progressive city. It is the home of many interesting sights such as the Open Air Museum of traditional buildings at the island of Seurasaari and the unique Church in a Rock. History abounds in the magnificent Senate Square, with its neo-Classical Lutheran Cathedral, in the nearby Uspensky Orthodox Cathedral, and in the art nouveau details of the Railway Museum and National Museum.