On the second floor of a 17th-century palace, a three-bedroom penthouse boasting frescoes, views, and a private chapel for sale in Cortona, Arezzo. Around the corner from the Town Hall and the Clock Tower is Palazzo Borbone Petrella, owned for centuries by the Marquis family, one of the most prestigious and perfectly preserved palaces downtown Cortona. Originally built in the 13th century, it was enlarged...