The legendary origins of the project are particularly interesting. Towards the end of 1459, the year of the Diet of Mantua, Ludovico Gonzaga had a dream. The Chronicle of Mantua by Andrea Schivenoglia tells us: "It is to be recalled that in the year 1460 work was started in the month of march on the church of San Sebastiano on the grassy area of Redevello. Ludovico ordered it after a dream that he had one night.."