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Human-built 5600-year-old underwater bridge found inside cave stuns scientists
A geology professor from the University of South Florida discovered a 5600-year-old stone bridge in an ancient cave that ...
The Scientist4y
45,000-Year-Old Human Remains Found in Bulgarian Cave
In Bulgaria’s Bacho Kiro cave, which was already known to have housed Neanderthals more than 50,000 years ago, researchers have discovered the remains of ancient humans that date to about ...