OpenStreetMap from the no:Operahuset i Oslo Wikipedia page, showing
no:Kontraskjæret as a pop-up link. Screenshot of the Wikipedia page.
See the full size image on Wikipedia or here,
This is a Featured image, which means that it has been identified as
one of the best examples of OpenStreetMap mapping, or that it provides
a useful illustration of the OpenStreetMap project.
If you know another image of similar quality, you can nominate it at