Title: Zagadki Sandarmokha
Subjects: Russo-Finnish War, 1939-1940, Soviet Prisoners and prisons, Prisoners of war, Finland, History, Concentration camps, Mass burials, Foreign relations, Diplomatic relations, Memorialʹnoe kladbishche Sandormokh (Karelia, Russia)
Places: Russia (Federation), Karelia, Soviet Union, Finland
Time periods: 20th century, 1939-1945