This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Oulu . Midnight sun over the city of Oulu Picture taken in june by me Use freely Own WTshared Ypsilon wts User at old WTshared Ypsilon wts Original upload log wts page wts Oulu org WTshared Ypsilon WTshared Ypsilon bytes no Oulu Midnight sun over the city of Oulu Picture taken in june by me Use freely Import from org