Red Bull Racing's Sebastian Vettel in the garage during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Red Bull Racing's Sebastian Vettel during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Silverstone managing director Richard Phillips during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Fans walk to Silverstone to avoid the traffic on the A43 outside during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Vodafone McLaren Mercedes Team Principal Martin Whitmarsh in the garage during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Scuderia Ferrari Fernando Alonso (left) after qualifying in pole position with team driver Felipe Massa at the British Grand Prix at Silverstone Circuit, Silverstone.

Fans queue to get into Silverstone for qualifying during for the British Grand Prix at Silverstone Circuit.

Red Bull Racing's Sebastian Vettel during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Scuderia Ferrari's Fernando Alonso after qualifying in pole position during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Vodafone McLaren Mercedes' Jenson Button in the garage during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Red Bull Racing's Mark Webber during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Fans shelter under their umbrellas during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Stewards block the entrance to a car park at the Silverstone track after rain and mud caused traffic chaos before qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Catherham F1's Vitaly Petrov in the pits during the third practice session of the British Grand Prix at Silverstone Circuit, Silverstone.

Scuderia Ferrari's Felipe Massa rejoins the circuit at Club during qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.

Spectators make their way out to the circuit before qualifying for the British Grand Prix at Silverstone Circuit, Silverstone.