Title: Poli͡arnye zori
Subjects: Discovery and exploration, Dreĭfui︠u︡shchai︠a︡ stant︠s︡ii︠a︡ "Severnyĭ poli︠u︡s-4.", Drifting ice stations, Russian, Dreĭfui︠u︡shchai︠a︡ stant︠s︡ii︠a︡ "Severnyĭ poli︠u︡s-4.".
Places: Arctic regions