This article explores the various roles that public art has played in the city and the ways in which cultural geographers and others, including critical social scientists and arts critics and advocates, have studied and written about it. It highlights the limitations of existing literatures on public art, discussing in particular their neglect of the study of the audience as a site at which meanings are made. It goes on to highlight ways in which the study of public art in the city might be advanced. In doing so, it considers recent examples of research into public art and the city that have challenged existing orthodoxies.