1) Follow the following link https://tiedostopalvelu.maanmittauslaitos.fi/tp/kartta?lang=en and zoom in on your study area, in our case: the city of Helsinki.
2) On the left, on the tab titled "select product", choose the layer you want. Here ortho in color. A grid is displayed on the map, click on the square bordering your study area. Here we have selected L4133B.
3) Click on "place your order" at the top right and the following window will open. Press continue and fill in your e-mail address in the next window.
NLS provides various cadastral survey such as parcelling, reallocation of piece of land and map data. Data are available from whole Finland under the formats: Mapinfo, Shapefile, GML and PNG. The Data are:
• Topographic maps
• Orthophotos
• Cadastral index maps
• Background maps series
• Elevation model and zones
• Place names
Instruction card for downloading data from National Land Survey of Finland (NLS)
Pilleri, V., Kaarto, E., Lehtonen, P.& Muukkonen, P.
petteri.muukkonen@helsinki.fi
