These are pictographs, not petroglyphs. They are not pecked into the rock, they used a solution of pigments mixed with blood, eggs or urine, the solution soaked into the rock. The scientists say...
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These are pictographs, not petroglyphs. They are not pecked into the rock, they used a solution of pigments mixed with blood, eggs or urine, the solution soaked into the rock. The scientists say...
I wanted to take a little overnight trip in the jeep. So I went up to the San Rafael Swell. I love it around there, I left home and went up to I70 then west to the San Rafael Reef, and up Spotted...