Plock

Plock (Ger. Plozk), a town of Russian Poland, on the right bank of the Vistula, 60 miles NW. of Warsaw. Its principal building is the cathedral, built in the 11th century. One of the oldest towns in Poland, Plock was the capital of ancient Masovia, and was severely ravaged by the heathen Prussians, the Lithuanians, and the Swedes. Pop. (1895) 20,660, including many Jews.