Autumn in Warsaw: events and things to do in Warsaw in September 2020 Outdoor events in Warsaw in September 2020 “Game of Dragons” – an outdoor exhibition of 20 animatronic dragons Location: Aleja Na Skarpie 20/26 Street (city center, 200 m from Plac Trzech Krzyży), the garden of Muzeum Ziemi PAN (Museum of the Earth), 10 am…