MEXICO CITY (AP) — Experts and cave divers in Mexico`s Yucatan peninsula have found ocher mines that are some of the oldest on the continent, which could explain why ancient skeletons were found in the narrow, twisting labyrinths of now-submerged sinkhole caves. Since skeletal remains like “Naia,” a young woman who died 13,000 years ago, were found over the last 15 years, archaeologists have wondered how they wound up in the then-dry caves. About 8,000 years ago, rising sea levels flooded the caves, known as cenotes, around the Caribbean coast resort of Tulum. Had these early inhabitants fallen in, or...
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