Polotsk[1][2][3][4] (Polatsk, Belarusian: По́лацк, Russian: Полоцк, Polish: Połock) is a historical city in Belarus. It is located on the Dvina river. It is the center of Polotsk district in Vitsebsk Voblast. About 79,000 people live there. It is served by Polotsk Airport and during the Cold War was home to Borovitsy air base.