A massive power outage has knocked out electricity across parts of Spain and Portugal, shutting off traffic lights and causing chaos at airports, train stations and on the roads.

Spain and Portugal have regained access to electricity after one of Europe’s worst blackouts paralysed transport systems, disrupted mobile communications and postponed medical procedures.

States of emergency throughout Spain and Portugal are being lifted on Tuesday, except in Valencia, as the Iberian Peninsula starts to regain power after an unprecedented outage on Monday.  The outage hit Spain,