Travel Info: 14 of the most scenic rail routes in all of Europe + other lists (10 Truths about ... has some helpful tips for first time Eurail travelers)
Tuscany, Italy map with rail lines and distance calculations | TIP: Always take the bus to Siena from Firenze! It's faster and the bus station is in the city center (unlike the rail station).
Rick Steves train travel in Italy
The Best of Italy by Train: A Two Week Itinerary Map
Italy train route map and guide to how to ride the trains in Italy, where they go, and how you can save money riding the train.
Eurail map with travel times
for reference when i go there. =)
Italy Rail Map
Italy Rail Passes and Train Tips from Rick Steves | ricksteves.com
How to Ride the Rails in Italy