Sunken Treasure

from today's Yahoo!news
Colonial shipwreck yields $500M in coins

Deep-sea explorers said Friday they have mined what could be the richest shipwreck treasure in history, bringing home 17 tons of colonial-era silver and gold coins from an undisclosed site in the Atlantic Ocean. Estimated value: $500 million. For the full-story, click here.

What would it be like to discover a shipwreck? A ship that the experts say doesn't exist?

Join another set of divers as they explore a lost mystery of World War II in Robert Kurson's book, Shadow Divers.