Here is a rundown of everything we know has been affected by the huge blackout in Spain and Portugal, including in Madrid, Lisbon, Barcelona and Porto.

– Parts of France’s Basque Country (near the Spanish border) was briefly caught by the outage.

– Transport, including trains, metros, airports and traffic lights are down.

– Internet and mobile coverage affected.

– Backup generators in place in many homes, businesses and other buildings and lights go out.