Fresco in Piccolomini Library by Il Pinturicchio dating from the 16th century showing Enea Silvio Piccolomini (Pope Pius II) in his young days, Duomo, Siena, Tuscany, Italy, Europe

Interior view, south view of the Cathedral Library, Libreria Piccolomini, Cathedral of Siena, Cattedrale di Santa Maria Assunta, main church of the city of Siena, Tuscany, Italy, Europe