8 Swietojanska street. The plaque the fronton of St. John's cathedral: "To the soldiers of "Rog" Group killed on the Old Town, The New Town, Powisle, Srodmiescie during the Warsaw Uprising 1944". On the side wall of the cathedral from Kanonia Street: the plaque and a piece of the caterpillar - mine of the Goliath tank that had destroyed part of the cathedral walls.