 The mural titled "Allegory of Good Government" () painted by Ambrogio Lorenzetti in 1338–39 at the Palazzo Pubblico, Siena's town hall, is considered a magnificent example of late-Medieval/early Renaissance art as well as a representation of the utopia of urban society as conceived during that period.During the early 13th century that the majority of the construction of the Siena Cathedral (Duomo) was completed.During the same period the Piazza del Campo grew in importance as the centre of secular life.