The large gate uncovered near Mexico City in 2019. Photo: Edith Camacho / INAH In October 2019, Mexican archaeologists found intriguing reliefs carved around a sluice gate of a 2.5-mile-long, 400-year ...
Researchers hoped to open the tunnel to the public. Due to the Covid-19 pandemic, they must settle for covering it with dirt until work can resume. Edith Camacho / INAH In October 2019, archaeologists ...
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