The first document that speaks about Tha Croara is of 1084, while the first official act that attests the existence of the monastery is of 1095. The present shape of the Church dates back the end of the 1800's, while the chiostro has maintained intact. the sixteenth-century structure .
The traces of the pictorial decoration are still visible: a roundel with a remarkable figure of "Madonna with the child" presumablly work of Lippo di Dalmasio and some fragments of fresco in the chiostro. Of the art works today they remain a few but valuable documents, among which these art works stand out : a via Crucis in polychrome brick of theXVII sec., two pictures of the Mastelletto,a painting of the school of Guido Reni representing Saint Antonio from Padova and a beautiful altar-piece with Jesus Child attributed to Hannibal Carracci.