In Pictures: Widespread disruption across two countries

The outage forced play to be suspended for the day at the Madrid Open

Supermarkets were forced to shut due to their doors and air conditioning running on electricity

As card payments switched off, people queued at cash machines in Lisbon

Access to spaces like this underground parking garage in Vigo, Spain, was affected

People collected gas bottles to use as an alternative to electricity during the outage

Spain's national rail company, Renfe, said trains - and passengers - would be heavily impacted

Commuters scrambled to secure places on buses, even as traffic mounted on roads

Spain's transport minister said it was not likely medium or long-distance trains would resume normal service on Monday

With traffic lights impacted, scenes of chaos were seen in large cities, including Madrid, as vehicles and pedestrians tried to navigate the roads

With public transport in disarray and despite huge traffic jams, some people were seen trying to hitchhike home from the Spanish capital