Only open if you knock and ask nicely if you can come in; this is the home of famous Italian medieval poet Petrarch. Hours vary depending on the mood of the proprietor, but it is totally worth it.
La Vita รจ Bella
Roberto Begnini's Academy Award-winning film was shot here in Arezzo, and as you proceed through the city centre, you will see colorful signs featuring pictures from the film at the specific locations of actual filming. Spend at least an hour wandering from sign to sign.