We flew to Sweden, walked for a day or two. A friend has a Wiking line ferry membership card, so we thought about it and decided to take the opportunity to visit Aland. Many claim that this is part of Finland.
I recommend staying at the Anker 3* hotel in Oslo. Located 1km from the center station, about 2 stops from the mountains. transport (tram 17.12, 13, bus 31)d To the central pedestrian street Karl Johan - 12 min.