Each week, four of the best blade smiths in America put both their skills and reputations on the line. 

Rick, Marty and the Oak Island team are back for the biggest season yet – bringing with them more resources and technology than ever in their quest to solve the 224-year-old treasure mystery.

Do aliens really exist? This question has caused debate and controversy among humans for centuries. From Roswell to Suffolk’s Rendlesham Forest, the number of sightings is currently flying at an all-time high.

Modern technology allows us to build incredible structures like giant tankers, mammoth skyscrapers and colossal bridges. But, with enormous size comes enormous risk, and when big things go wrong, they go really wrong.