A wall of dust moves through the city of Yazd, Iran, April 16, 2018. Sandstorms like this occur over desert land and can reach thousands of feet into the air, spurred by strong winds. (Photo/Agencies)
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A wall of dust moves through the city of Yazd, Iran, April 16, 2018. Sandstorms like this occur over desert land and can reach thousands of feet into the air, spurred by strong winds. (Photo/Agencies)
