A giant Florentine diamond once owned by two of Europe's most powerful dynasties that was thought to have vanished has been discovered in a shocking location. The 137-carat Florentine Diamond that belonged to the Habsburg family was tracked down to a bank vault in Canada, the New York Times reported. The precious gem's apparent disappearance had been the subject of rampant speculation for decades. People believed the diamond had been lost or stolen. All along, it had been stored in a safe since World War II, the Habsburg family revealed. The diamond's lore began in 1918 toward the end of World War I, when Charles I ... (full story)