plac Defilad 1, 00-901 Warszawa, Poland | To get to the meeting point, find the main entrance to the Palace of Culture And Science which is on the East of the building, in front of the Defilade Square - the side from Marszalkowska Street. Go upstairs, pass by between two cafes (Green Cafe Nero and So!Coffee), once again take stairs up to the very end of the hallway. Guide will be waiting on your right, in front of the big wooden door ''BISTRO TROJKA''.