Now You See Them, Now You Don’t. Petroglyphs Revealed on Beach | Human Interest | Scoop.it
It was an accidental discovery; a tourist was walking along a beach on the Hawaiian island of Oahu when the sun hit something along the shoreline that caught the corner of his eye. What he found when he stopped to investigate was a series of petroglyphs etched into the sandstone, perhaps as long as 400 …

Via rita roberts