Whether it's the passion of the Old Firm or the tension of the North London derby, there's nothing quite like the atmosphere around some of football's biggest rivalries.
With bragging rights on the line these games have a different edge to them, one that can be compared to the feeling of a cup final, with both fans and players desperate to claim victory over their bitter rivals.
Some of the United Kingdom's oldest rivalries are steeped in history and tradition, with some teams basing their feuds on conflicts that originated nearly 200 years ago.
But which is the UK's biggest footballing derby?