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....

Buildings in Vantaa as polygons. API addresses: WFS API: https://gis.vantaa.fi/geoserver/wfs?request=GetCapabilities WMS API: https://gis.vantaa.fi/geoserver/wms?request=GetCapabilities Layers: gis:rakennukset...