[Valin]

If you are into photography or not for that matter. I'd recomend
Florence & Tuscany
A Photographic & Cultural Tour
http://www.ronrosenstock.com/tuscany.htm

Good guy..And a great photographer/teacher.

Note: Like many in the "arts world" he is a lefty. (We can't all be perfect)

[Ben Chad]

In addition to Florence, must visits are Lucca and Siena. Pisa is close to Lucca, but not worth much time because of a multitude of seedy characters who probably admire obl. And don't forget the wineries in the country and small towns such as Sarteano and Chiusi. What a great place to vacation.