Considering the Hotel Villa Godenano in Siena?
A VT member wrote the following comment about visiting Siena:
To Rome From Siena by ForestqueenNYC
If you take the train to Rome from Siena, I believe you have to change in Florence. If you take the bus, you will go directly to Rome and you are let off at the main train station, unless they have changed that since I have been there.