Mexico City marks fall of Aztec capital 500 years ago

Workers build a replica of the Aztec Templo Mayor, with an image of the Pre-columbian god Quetzalcoatl adorning the surrounding buildings, at Mexico City´s main square the Zocalo, Monday, Aug. 9, 2021. Mexico City is preparing for the 500 anniversary of the fall of the Aztec capital of Tenochtitlan, today´s Mexico City, on Aug. 13, 2021. (AP Photo/Eduardo Verdugo)

MEXICO CITY — Walking for hours through the gritty streets in the center of Mexico City, you can hear the daily urban soundtrack: Car engines, the call of the man who buys scrap metal and the handbells that announce the passing of a garbage truck.