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5 Awe-Inspiring Destinations To See Ancient Rock Art In The United States
Incredible examples of ancient art can be found painted onto ... drawn in charcoal deep inside the tunnels of Dunbar Cave ...
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Unprecedented evidence humans occupied ‘lava tubes’ could fill in gaps in the archeological record, scientists say
Possibly stopping there as they traveled between oases and pastures, they ducked into vast subterranean tunnels where molten lava had once ... in the form of rock art, lithic artefacts, stone ...
National Geographic news1y
Inside the Deep Caves Carved by Lava
Centuries of eruptions on the Big Island have created hidden networks of passages beneath volcanoes. In December 2016 a large lava delta formed by Kilauea volcano sank into the sea, exposing the ...