Unpowered traffic lights are seen in Havana on October 18, 2024, during a nationwide blackout caused by a grid failure. Technical breakdowns, fuel shortages and high demand have caused the country's thermoelectric power plants to constantly fail, forcing the government to declare an energy emergency and take measures such as closing schools and factories. (Photo by Mariana SUAREZ and ADALBERTO ROQUE / AFP) (Photo by MARIANA SUAREZADALBERTO ROQUE/AFP via Getty Images)