Excellent CNN documentary about a strange object seen underwater by treasure hunters.
Explorer Peter Lindberg found a very strange object on sonar. It’s the size of a 747, but circular and has a trail behind it 1200 feet long, so it is heavy and it probably slid into place. But what is it? It’s in Swedish waters in the Baltic, so there is a possiblity that we will actually find something out next summer when Lindberg’s group returns to the site. (But if it’s an alien spacecraft, don’t count on it!)
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