Before Sunday’s Superclasico between Argentine icons River Plate and Boca Juniors, BBC Sport tells the story of arguably football’s biggest rivalry.

​Before Sunday’s Superclasico between Argentine icons River Plate and Boca Juniors, BBC Sport tells the story of arguably football’s biggest rivalry. 

​Before Sunday’s Superclasico between Argentine icons River Plate and Boca Juniors, BBC Sport tells the story of arguably football’s biggest rivalry.