The Oldest Petroglyphs in the American West
The Long Now Blog,
The story of the oldest Americans is largely unknown to us; the first people to arrive on the North American continent didn’t…
The story of the oldest Americans is largely unknown to us; the first people to arrive on the North American continent didn’t…
A new study reported in the Journal of Archaeological Science shows Winnemucca petroglyphs, the oldest known petroglyphs in…
A new high-tech analysis led by a University of Colorado Boulder researcher shows the oldest known petroglyphs in North America…