The main sponsor of the 2011 Piazza di Siena horse show was SNAI.
The 2011 FEI Nations Cup of Italy was part of the 2011 Piazza di Siena horse show.
It was the second competition of the 2011 FEI Nations Cup and was held at Friday, May 27, 2011 at 3:55 pm.
The competing teams were: Ireland, France, the United States of America, the Netherlands, Denmark, Germany, Great Britain and Belgium.
(grey penalties points do not count for the team result)[3] The Grand Prix “Città di Roma” was the major competition of the 2011 Piazza di Siena horse show.