Electricity was restored to almost all of Spain and Portugal on Tuesday morning following a massive power cut affecting the entire Iberian Peninsula, but the cause of the blackouts remained a mystery.

Electricity is pulsing through Spain and Portugal again after a massive outage knocked out power for the entire

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. For almost a day from Monday to early on Tuesday,