 In 2015 and again on June 29 2019, it was noticed by the Italian press the discovery of a Middle Age fresco in an exceptional state of preservation and integrity.The painting has been restored and its subject has been identified by the Italian art historian Claudia Viggiani with Christ the Pilgrim.The fresco was firstly discovered in 1965 by the Italian Genio Civile during the stabilization's works of the bell tower, and then discarded for forty years, until 2005.