The treasure hunt returns in the explosive Season 12 premiere! Rick and Marty Lagina begin their most ambitious dig yet - armed with new technology and a mysterious new clue that could change everything. Could this be the breakthrough that finally solves the 200-year-old Oak Island mystery? Building off the scientific revelations from the last three seasons that large sources of silver and gold lie deep in the Money Pit area, the Laginas and their team continue to try and pinpoint the location of the legendary treasure by applying cutting edge technology such as ‘Muon Tomography’ and conducting large scale dig operations.