World Cup in the United States , Canada, and Mexico will be the first time in history to be jointly hosted by three countries, and the first time to feature 48 teams competing in 104 matches across 16 cities in North America. For football fans who want to understand this World Cup, the more information there is, the more they need a concise and intuitive "cognitive map." Below, we use five diagrams to guide you through a complete overview of this World Cup.