In the monumental 13th season of The HISTORY Channel’s hit series “The Curse of Oak Island,” Rick and Marty Lagina and their team are back with the ultimate plan to solve the 230-year-old treasure mystery. By drilling deeper than anyone before them, and using more advanced digging technology, they pull out all the stops to locate the treasure in the Money Pit. And incredibly, a past discovery will return to the island, giving the team a tantalizing taste of what they are actually searching for. Meanwhile, their new finds across the island and thousands of miles away in Portugal will offer new and shocking revelations about who may have visited Oak Island long before Europeans were ever known to explore Nova Scotia.