Company Ballet is a form of dance that is performed by a group of dancers. A TROUPE is a group of dancers that perform together, and a CORPS is a larger group of dancers that perform together. The Bolshoi is a famous ballet company based in Moscow, Russia, while the Kirov is another well-known ballet company based in St. Petersburg, Russia. An etoile is a principal dancer in a ballet company, and a PAS is a choreographed sequence of steps. Agon is a type of ballet that is characterized by its energetic and athletic movements.