Updated with information on the results of recent high-tech underwater scans, Oak Island Secrets offers a complete and up-to-date account of Canada's most puzzling and intriguing historical and archaeological mystery.Since 1795, treasure hunters have pursued something they believe to be of immense value buried more than a hundred feet below the surface of Nova Scotia's Oak Island. Explorations and excavations have revealed an elaborately constructed system of shafts and water traps, underlining the amazing engineering skill apparently employed to protect the treasure.Mark Finnan interviewed all the key participants in the current search for the buried treasure, uncovering information that points to new directions and approaches that might finally reveal Oak Island's secrets.