2. Polo (1900, 1908, 1920, 1924, 1936)
Polo, known as the sport of kings, made several appearances in the Olympic Games. Teams on horseback would vie for control of a small ball, aiming to score goals with their mallets. The sport's Olympic history spanned from 1900 to 1936, with intermittent appearances, highlighting the global appeal of equestrian sports.