Sweden is a Scandinavian nation with thousands of coastal islands and inland lakes, along with extensive boreal forests and snow-capped mountains. Its main cities, the eastern capital Stockholm, Malmö and Gothenburg in the southwest, are coastal. The city of Stockholm is built on 14 islands. It has more than 50 bridges, as well as a medieval old town, Gamla Stan, royal palaces and museums, such as the open-air Skansen.