Filming on December 5 and 6, 2017 in Helsinki and Kuivasaare island at the celebration of the 100th anniversary of Finland's independence. The actual departure to Kuivasaari from 0:30, shooting - 2:50.
Officially it was reported that there were the last firing from this guns, since stocks of gunpowder ran out. However, according to unofficial rumors, there are still a couple of half-charges in Finnish stores. So we will see...