Where was Kolberg filmed?

1945 film directed by Veit Harlan and Wolfgang Liebeneiner

Kolberg (1945) was filmed in Berlin, Wrocław, Kaliningrad, Potsdam, Kołobrzeg, Szczecinek and 4 more places, 10 places named in its Wikipedia article, in Germany, Poland, Russia. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Wikipedia Source data