The southern tympanum of the church of Saint-Pierre in La Lande-de-Fronsac, dated to the early 12th century (c. 1110–1130), is one of the most original sculptural ensembles in Romanesque art in the Gironde region. Through its apocalyptic iconography and the treatment of its voussoirs, it belongs to a learned medieval tradition while offering a highly singular interpretation of the vision of Saint John. Here, stone does not merely illustrate a narrative: it constructs a visual