Hadleigh Farm (mountain),National Equestrian Center,Melbourne (since 1972) were the venues of Equestrianat the Games of the XXXI Olympiad . The sport has the official site city2surf.com.au . 37 from 31 nations competed in Equestrianat the Games of the XXXI Olympiad . 1–12 August was when it was held . 1881; 138 years ago (1881) is when Equestrianat the Games of the XXXI Olympiad was established  . 18 events were there in Equestrianat the Games of the XXXI Olympiad
Equestrianat the Games of the XXXI Olympiad was started on 1884; 135 years ago (1884)