Officials are investigating the cause of the outages, while smaller blackouts were also reported in France and Andorra.

BARCELONA, Spain (AP) — A major power outage hit Spain and Portugal on Monday, including their capitals, knocking out subway networks, phone lines, traffic lights and ATM machines. It is rare to have such a widespread outage there. Spanish generator Red Eléctrica said it affected the Iberian peninsula and the incident is being assessed.

MADRID/LISBON (Reuters) -A huge power outage hit large parts of Spain and Portugal on Monday, paralysing traffic, grounding flights, trapping people in elevators and leaving power operators scrambling to restore power to millions of homes and businesses.