kartta.hel.fi
The City of Helsinki map service is a map portal that can be used to access the map and geographic information datasets of several departments. The portal can be used to locate buildings and other real estate, city plan maps and register information about locations. The portal gives access to many…
Wikimedia Commons
Wikimedia Commons is a repository of free images, videos, sounds and other multimedia files. Structured data on Wikimedia Commons is multilingual information about a media file that can be understood by humans, with enough consistency that it can also be uniformly processed by machines. Files on…