The tour starts from Siena train station, but if you are already in the city you can go directly to point 2 (Porta Camollia). If you want you can activate the tour with the walkingcap site link found in your voucher even before reaching the meeting point.
4 hours to 5 hours
2 hours to 3 hours
8 hours to 9 hours
2 hours 30 minutes
1 hour to 2 hours
2 hours to 3 hours
6 hours 30 minutes
6 hours to 7 hours