Here are some web sites you can use for researching your options and making comparisons: http://trenitalia.it/en/index.html http://reiseauskunft.bahn.de/bin/query.exe/en?

http://www.raileurope.com/us/rail/passes/trenitalia_pass_sav er.htm

I would suggest that Bologna be longer than a day trip.

There are also buses between Firenze and Siena: http://www.florenceitaly.net/bus.html

For my cell phone and digital camera battery rechargers, I used Plug C throughout our recent trip to Italy: http://users.pandora.be/worldstandards/electricity.htm

Hope that helps, Linda