In the 1880's English immigrants who built Buenos Aires' tram lines, cold meet storage, gas and electricity system brought with them soccer, polo and horse racing. Since those days soccer, polo and horse racing have become an important part of Argentina's culture. River Plate and Boca Juniors are the two most popular soccer teams in Argentina. Here fireman and police hold back crazy fans after Racing Club soccer team won its first championship in over 30 years.