Svanholmen
Svanholmen is an island belonging to Sweden in the Stockholm archipelago .
The island, built on with several buildings, belongs to the municipality of Lidingö . The passage from the Baltic Sea to Stockholm runs south of Svanholmen . Svanholmen extends from north-west to south-east over about 70 meters, with a width of up to 40 meters.
Coordinates: 59 ° 22 ' N , 18 ° 15' E