For many fans, going to the World Cup is a priceless, once-in-a-lifetime opportunity. But if you look into the costs, there are eye-watering sums of cash being spent. From match tickets to flights and hotels, plus the travel to stadiums and the cost of a drink once inside, the costs of attending can add up fast. Five days into the tournament, football fans in the host nations of Mexico, Canada and the US have told the BBC how much they are spending at the World Cup. Morten Oftedal takes the