Wikipedia
Osewo
Osewo (German Wossau) is a settlement in the administrative district of Gmina Kętrzyn, within Kętrzyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately east of Kętrzyn and north-east of the regional capital Olsztyn.
Before 1945 the area was part of Germany ( East Prussia).