The dataset depicts the first World War-era fortifications, as well as some details of the fortifications. The data is based on a survey commissioned by the Public Works Department of the City of Helsinki in 1996 of...
The dataset includes the land and water areas of Helsinki as geographic data features in the form of areas. Bridges and small piers have been removed from the land areas and added to the water mask. Large piers are...
The detailed plans index map (detailed plans situation map) of Helsinki is a combined map of the city’s valid detailed plans. The index map describes the boundaries, numbers and dates of the detailed plans. The...
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...