Venues of the 1976 Summer Olympics games in early 1976 though all three venues were completed as best as possible prior to the 1976 Games. 27 swimming world records were set as a result. The oldest stadium, Molson Stadium at McGill University, would be converted into artificial turf for the field hockey tournaments while the sailing program in Kingston, Ontario would be held in freshwater, both for the first time in Summer Olympic history. Indoor track cycling took place at the Olympics for the first time at the velodrome. Once the Olympics finished, the Montreal Expos and Montreal Alouettes moved into Olympic Stadium, staying until 2004
Madrid bid for the 2020 Summer Olympics 27 of the 36 required venues already existed. Six permanent new venues needed to be constructed while two temporary venues would have been needed. The venues would comprise two zones. Madrid bid for the 2020 Summer Olympics Madrid 2020 was a bid for the 2020 Summer Olympics by the city of Madrid and the Spanish Olympic Committee. The last time the Olympic Games were hosted in Spain was in 1992 when Barcelona hosted the XXV Olympiad. This was the only time the Olympic Games were staged in Spain. Madrid was nominated by the Spanish Olympic Committee on June 1, 2011.