A 17th-century cannon was recently discovered on the sea floor just off the Isle of Scilly near the English coast.
Now treasure hunters are on the trail of quite possibly the largest sunken treasure ever.
Buzz60’s Tony Spitz has the details.
Treasure Hunters Find Sunken Cannon Kicking Off Search for the ‘El Dorado of the Seas’
Credit: Buzz60
Duration: 01:18s
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