California’s ancient petroglyphs in eastern Sierra keep getting vandalized
The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption released hot ash ...
‘Awe-inspiring’ ancient petroglyphs vandalized in California, feds say. ‘Irreplaceable’
Ancient petroglyphs, some believed to be up to 7,000 years old, have been vandalized on federal land in the Eastern Sierra Nevada, officials reported. The petroglyphs, called “one of the most ...