The spatiality of history, which has long been neglected, is making possible with the spatial turn in humanities. In this article, the public baths are investigated in the line of works that put the spatiality of history at the core. Spatialization and materiality prove to be particularly relevant grids of reading to tell the history of popular hygiene taking place in the communal baths of four Belgian cities (Antwerp, Brussels-City, Ghent and Liège) in the 19th and 20th centuries. It allows us to put light on social class and gender as major elements in the experience of public baths and through them the play of bodies in the public space of cities. Individual subjectivities also colour the experiences of these particular spaces.