The Lake Superior region of America is richer than ... A great number of ancient tools have been found, they all consist of hard stone, with single and double grooves for the reception of handles ...
The Canadian Press on MSN5mon
High-tech search for 1968 plane wreck in Michigan's Lake Superior shows nothing so farAn ambitious high-tech search in Michigan's Lake Superior so far has turned up no ... “What we’ve been seeing so far is big ...
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