Sport of athletics athletics tracks for ease of measurement, and the 1908 Summer Olympics in London saw the introduction of the 3500-metre and 10-mile walks. Racewalking was briefly dropped from the Olympic programme in 1928, but the men's 50 kilometres race walk has been held at every Olympic Games but one since 1932. The men's 20 kilometres race walk was added to the Olympic athletics schedule in 1956 and the women's event was first held in 1992. The most common events in modern competition are over 10 km, 20 km and 50 km on roads, although women's 3 km and men's 5 km
Athletics at the 2016 Summer Olympics not the venue for the opening or closing ceremonies in Rio de Janeiro – that honour went to Brazil's foremost soccer venue, the Maracanã Stadium. On the first day, the first gold medal was won by Almaz Ayana of Ethiopia, who broke a long-standing world record in the women's 10,000 metres by almost fifteen seconds. The race as a whole was historically fast, setting four of the five fastest times ever for the distance and seeing eight national records broken. China's Wang Zhen was the first male winner of the 2016 Olympic athletics, topping the 20 kilometres race walk podium.