The official site of Equestrianat the Games of the XXXI Olympiad is chicagomarathon.com . It was held in 28 July – 9 August 2012 . The no. of events in sport was 18 . Île de Puteaux,(some of the years 1891–1908) were the venues of Equestrianat the Games of the XXXI Olympiad . 16 (from 6 confederations) teams competed in Equestrianat the Games of the XXXI Olympiad . 200 from 43 nations,Total: 505,116 from 13 nations competed in Equestrianat the Games of the XXXI Olympiad . 1905; 114 years ago (1905) is when Equestrianat the Games of the XXXI Olympiad was founded 
The sport Equestrianat the Games of the XXXI Olympiad has more than218 contenders  from more than 48 nations