Artistic gymnastics is a discipline of gymnastics in which athletes perform short routines on different types of apparatus. The sport is governed by the Fédération Internationale de Gymnastique (FIG), which assigns the Code of Points used to score performances and regulates all aspects of elite international competition. Within individual countries, gymnastics is regulated by national federations such as British Gymnastics and USA Gymnastics. Artistic gymnastics is a popular spectator sport at many competitions, including the Summer Olympic Games.