HistoryEarly Classic period (200-600 AD)Veracruz, Mexicolow confidence

Excavations at the Campo Viejo site in eastern Mexico uncovered a circular stone platform made from circular stones and decorated with squared lines or figures.

Notes on verification

Confirmed by INAH's official bulletin as primary source, plus multiple independent media outlets (France24, Smithsonian, GMA, AFP-derived reports) corroborating the description of the platform and its decorative elements. [tier=unverified indep_score=0.3 clusters=3 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]

Sources