The distinctively informal and participatory environment of social media can help museums improve comprehension by providing new ways of seeing, interpreting and experiencing. Aparticular potential in that digital context may relate to a humorous discourse. Given that museum research has yet to explore the use of humor in social media communication, the aim of this article is to fill the gap by investigating how museums incorporate humor to communicate over the net with wide and fragmented audiences. The empirical study was based on a content analysis of messages posted on the social media profiles of museums from the Mal opolska Region in Poland. The analysis involved material gathered from 71 institutions running proprietary social media ...