What is "siejkowo"

Siejkowo (German Justusberg) is a settlement in the administrative district of Gmina Ryn, within Giżycko County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately south of Ryn, south-west of Giżycko, and east of the regional capital Olsztyn.

Before 1945 the area was part of Germany ( East Prussia).