Where was Father of a Soldier filmed?

1964 film by Rezo Chkheidze

Father of a Soldier (1964) was filmed in Kaliningrad, Sovetsk, Königsberg Castle, Queen Louise Bridge and Kaliningrad Oblast Museum of Fine Arts, 5 places named in its Russian Wikipedia’s Съёмки фильма section, in 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