9/11 Piwna Street. The St. Martin church.
The church was built about the year 1356.
Fights of the Warsaw Uprising in the year 1944 caused total damage of both the church and the monastery.
The church was rebuilt in the years 1950-1959.

On the church wall one can see a plaque the memory of girl guides who fell or died during WW II, the occupation or the Warsaw Uprising.