More than 100 years ago, a ship left a Nova Scotia harbor carrying a precious cargo that few today would recognize as valuable. The crew, full of optimism, was bound for Wales hoping that the metal they carried would lead them to riches. Unfortunately, they never made it. A German U-boat lurking in the cold Atlantic waters fired a torpedo and the ship went down, sinking to the ocean floor along with its mysterious cargo. At the time, the metal seemed unimportant, but its true value wasn’t fully realized until later. Fast forward to today…