A widespread power outage hit Spain and Portugal, affecting millions of people who live across Europe's Iberian Peninsula.

An unprecedented blackout brought much of Spain and Portugal to a standstill Monday, stranding thousands of train passengers and leaving millions of people without phone and internet coverage and access to cash from ATMs across the Iberian Peninsula.

Millions across Spain, Portugal, and parts of France were thrown into chaos Monday after a massive power outage — blamed on a “rare atmospheric phenomenon” by some officials— crippled transportation networks,