Studies at Calakmul identify early calendrical writing in a pre-Hispanic mural
Score 86 · Coverage 1
Americas · Mexico · Jul 23, 2026
Primary source: Instituto Nacional de Antropología e Historia
INAH researchers identified an early calendrical notation in a mural context at Calakmul, dated approximately 400–200 BCE. The evidence pushes study of Maya writing into an early monumental setting.
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