1–12 August was when it was held . 18 events were there in Equestrianat the Games of the XXXI Olympiad . 1881; 138 years ago (1881) is when Equestrianat the Games of the XXXI Olympiad was established  . The official site of Equestrianat the Games of the XXXI Olympiad is city2surf.com.au . Hadleigh Farm (mountain),National Equestrian Center,Melbourne (since 1972) were the venues of Equestrianat the Games of the XXXI Olympiad . 37 from 31 nations were the competitors in Equestrianat the Games of the XXXI Olympiad
The sport Equestrianat the Games of the XXXI Olympiad had less than 42 contestants 