See photos of the massive power outage that affected millions of people in Spain and Portugal due to an "induced atmospheric vibration."

Power and cell phone outages struck across the Iberian Peninsula and other portions of Europe Monday, with disruptions reported in Spain, Portugal, Belgium, Andorra and France.

A countrywide power outage impacted Spain—as well as swaths of Portugal and smaller portions of France—Monday afternoon, affecting essential services and wreaking chaos across the Iberian Peninsula. The cause of the outage is currently being investigated by Spanish and Portuguese officials and ministers.