The top 10 most surprising transfers in football history

The top 10 most surprising transfers in football historyWhile most football transfers make perfect sense, there have been plenty of moves that have also left people scratching their heads.For example, when Cristiano Ronaldo left Manchester United for Real Madrid in 2009 as one of the most expensive football transfers at the time, the switch was unsurprising.Ronaldo had achieved great things with the Red Devils, but the opportunity to follow in the footsteps of Madrid legends such as Zinedine Zid