Pole Mokotowskie is one of Warsaw's largest and undeniably most popular parks. The park itself is also a unique social phenomenon as its space has been shaped equally by the activities of its designers and a grassroots social process. This location has become widely accepted as the setting for the informal activities of the city’s residents. Thus, it is a carrier of deep-rooted practices, habits, and memories. Faced with such a sensitive ecosystem, WXCA architects proposed an approach that could be termed ‘design acupuncture’.