Racegoers cheering during Melbourne Cup Day, at Flemington Racecourse. Source: AAP / JAMES ROSS/AAPIMAGEAnimal rights activists regularly protest Melbourne Cup Day. Source: AAP / SCOTT BARBOUR/AAPIMAGEJockey Kerrin McEvoy (left) rides Quantico to victory in race 10, MSS Security Sprint during Melbourne Cup Day, at Flemington Racecourse, Melbourne, Tuesday, November 2, 2021. Source: AAP / JAMES ROSS/AAPIMAGEAnimal activists stage protests with mock fashion and fake races during Melbourne Cup Day. Source: AAP / DAVID CROSLING/AAPIMAGEThoroughbreds are a type of horse breed known for their fast running speed. They can maintain speeds between 60 to 70 km/hr. Source: Getty / Getty Images AsiaPac