Datasets Change history Submit Last created Popular Relevance Names in ascending order Names in descending order Last modified Go 2 datasets found Traffic noise zones in Helsinki metropolitan area The data includes traffic noise zones in the Helsinki metropolitan area (Helsinki, Espoo, Vantaa and Kauniainen). The dataset contains a breakdown of road and rail traffic noise... SHP Helsinki metropolitan area Service Map APIs The Service Map is an open information channel on the service points and services offered by the cities of Helsinki, Espoo, Vantaa and Kauniainen. The Service Map helps the... JSON WFS