Greaser Petroglyphs
... that no one knows the age of the Greaser Petroglyphs located in eastern Lake County, Oregon, USA, but they could be up to 12,000 years old?
... that no one knows the age of the <b id="mwATc"><a href="./Greaser_Petroglyph_Site" id="mwATg" rel="mw:WikiLink" title="Greaser Petroglyph Site">Greaser Petroglyphs</a></b> located in eastern <a href="./Lake_County,_Oregon" id="mwATk" rel="mw:WikiLink" title="Lake County, Oregon">Lake County</a>, <a href="./Oregon" id="mwATo" rel="mw:WikiLink" title="Oregon">Oregon</a>, <a class="mw-redirect" href="./USA" id="mwATs" rel="mw:WikiLink" title="USA">USA</a>, but they could be up to 12,000 years old?