view of the insterburg castle xiv century on the bank of the lower pond. chernyakhovsk, kaliningrad region

architecture attraction bank blue brick castle center century chernyakhovsk city construction crowded day defensive devastation dilapidated district east facade former fortress german insterburg kaliningrad landscape lower medieval not oblast old order pond province provincial prussian red region reservoir ruins russia shore sky stone structure style summer sunny teutonic tourist urban vegetation view wall water xiv