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Petroglyphs In Nevada Are The Oldest In North America
2013-08-14 04:56:24

Petroglyphs cut into boulders in at the Winnemucca Lake site in western Nevada have been identified as the oldest known rock engravings in North America, researchers from the University of Colorado Boulder (CU-Boulder) report in a new study.


Word of the Day
dipsas
  • A serpent whose bite was fabled to produce intense thirst.
The word 'dipsas' comes from a Greek word meaning 'thirst'.