See for yourself how ancient petroglyphs found in Arizona mark the spring equinox with a “shadow dagger.”
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Famous Utah Rock Art May Be Thousands of Years Younger Than Was Thought
One of the most iconic works of Ancient American art is likely hundreds, perhaps thousands, of years younger than was previously believed, according to new research. The giant display of…
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Nevada Petroglyphs Are the Oldest in North America, Study Finds
Inscrutable symbols etched on a limestone boulder in western Nevada — herringbone patterns, series of pits, and chain-like links — are the oldest known petroglyphs in North America, scientists say….
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What Is ‘The Rock That Tells Stories’?
Like a palimpsest manuscript, showing traces of ancient writing under the new, the rock reveals layers of messages. And each stratum takes us not only back in time, but across…
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