Pawiak was a prison built in 1835 in Warsaw, Congress Poland.
During the January 1863 Uprising, it served as a transfer camp for Poles sentenced by Imperial Russia to deportation to Siberia.
During the World War II German occupation of Poland, it was used by the Germans, and in 1944 it was destroyed in the Warsaw Uprising.
Wikipedia https://en.wikipedia.org/wiki/Pawiak
Official Website http://muzeum-niepodleglosci.pl/pawiak/
Address 24/26 Dzielna, Warszawa 00-162, Poland
Coordinates 52°14'47.298" N 20°59'26.868" E