Interesting Engineering on MSN5mon
Human-built 5600-year-old underwater bridge found inside cave stuns scientistsThe recent discovery of an ancient bridge off the coast of Mallorca ... how sophisticated they were. Going underwater to find ...
Dagens.com (CA) on MSN5mon
Submerged Bridge Found in Mallorca Reveals Early Human ActivityA submerged bridge, hidden within a cave on the Spanish island of Mallorca, has given researchers ... Monster" Found on Newly ...
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