Temporal de frío y nieve en Europa
Traffic queues around the M25 in Kent as snow causes travel chaos in southern England December 1, 2010. Heavy snow grounded all flights at Gatwick airport on Wednesday, while the worst early winter weather in almost two decades also caused severe delays on roads and rail lines up and down Britain. REUTERS/Luke MacGregor (BRITAIN - Tags: ENVIRONMENT TRANSPORT)
A ferris wheel stands between snow-covered rooftops in this general view of Lyon, southeastern France, as winter weather with sub-freezing temperatures hits France December 1, 2010. REUTERS/Robert Pratta (FRANCE - Tags: CITYSCAPE ENVIRONMENT)
A cyclist rides a bike as people make their way on a snow-covered street in the Fourviere hill neighbourhood in Lyon, southeastern France, as winter weather with sub-freezing temperatures hits France December 1, 2010. REUTERS/Robert Pratta (FRANCE - Tags: ENVIRONMENT)