This composite photograph shows the bison herd with one of the newly discovered petroglyphs overlaid on the sky. Wanuskewin Heritage Park The elders of the Wahpeton Dakota Nation had long prophesized ...
Vandals irreparably damaged a panel of ancient petroglyphs at Big Bend National Park by scratching names and a date into the prehistoric art. A photograph shows the names, as well as the date of Dec.
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