Cortona. You can start by visiting the medieval city from above with the Basilica of S. Margherita and on foot, through the ancient city, the church of S. Cristoforo, Romanesque, with Renaissance chapel, the church of S. Niccolò, Renaissance, which preserves a painting of the signorelli, Piazza del Comune with the Palazzo Comunale, medieval, Palazzo Casali, medieval residence of the homonymous family and the Cathedral.At the end a walk in Via Nazionale, the antiga "flat wrinkle" lined with alleys and beautiful panoramic views.