Helsingin kaupunkiympäristön toimiala

The Buildings in Helsinki data contains information on buildings from two different sources. Map features (layer Rakennukset_alue) are based on the building areas of the base map maintained by City Survey Services....

The guide map of the City of Helsinki is a map of the Helsinki area with a generalised documentation technique, produced to assist in positioning and guidance. The guide map is produced from the map data maintained by...