A group of divers have explored the wreckage of a WW1-era Royal Navy submarine - 100 years after it sank. Dominic Robinson, 54, and a team of 10 dived 74m down to check out the century-old HMS M1 sub ...
Submarines have been around since the 17th century, and while we know much about modern nuclear subs, the older boats are less well known. This is especially true of those used during World War I, as ...
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