People try food at a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)

A street vendor prepares tacos at a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)

A woman walks through a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)

A street vendor sells bananas at a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)

A street vendor prepares tacos at a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)

A street vendor arranges corns at a tianguis market in Mexico City, Mexico, on July 24, 2025. Tianguis is an open-air market or bazaar that is traditionally held on certain market days in a town or city neighbourhood in Mexico and Central America. (Xinhua/Meng Dingbo)