A group of people wearing face masks pose in California in 1918, during the second wave of the Spanish Flu. The global pandemic killed at least 50 million people worldwide and 675,000 in the United States.
Two golden masks were found by police in Bushehr, Iran, after they arrested a gang of smugglers attempting to take them out of the country.
Dated to the Elamite period (3200β539 BC)