Tuscan walled towns

As you travel around Tuscany, like the south of France and many other European countries, you continually come upon charming medieval (and oftentimes older) walled towns. Some of our favourites were Monteriggione, Barberina Val d'Elsa, San Donato in Poggio, San Gimignano, and Siena of course. Since a picture is worth a thousand words, or is it 10,000 words....