Charreada a lane wide by long leading into a circle in diameter. In the opening ceremony, organizations and participants parade into the arena on horseback, usually accompanied by a mariachi band playing "Marcha Zacatecas". This signifies the long tradition of Charros being an auxiliary arm of the Mexican Army. The short charro jacket is remniscent of that worn by members of Villa's Army. The "charreada" itself consists of nine scoring events staged in a particular order for men. Unlike rodeos, most "charreadas" do not award money to the winners as charreadas are considered an amateur, rather than professional sport. Prizes may
National Library of Mexico facilities are available upon request. The Reserves Collection ("Fondo Reservado") stores the most valuable documents owned by the Library. This collection is available only to researchers and comprises about 200,000 documents. It is divided in four sections: National Library of Mexico The National Library of Mexico () is located in Ciudad Universitaria, the main campus of the National Autonomous University of Mexico (UNAM) in Mexico City. It was first established on October 26, 1833. As a national library it is the preeminent bibliographic repository of Mexico and is subject to legal deposit. It also attempts to acquire all foreign books