Ep 9. Echoes From the Deep

In season 4 episode 9 of The Curse of Oak Island: Digging Deeper, titled "Echoes From the Deep," the team continues their search for treasure on Oak Island. The episode focuses on the discovery of a strange marking on the bottom of a stone slab found in Smith's Cove. The marking resembles a cross with a circle in the middle, which has been a symbol of great importance and significance throughout history.

The team believes that this marking could potentially be a clue to the origins of the treasure on Oak Island. They begin investigating the possibility that the marking could be linked to connections between the Knights Templar and the Freemasons, both of whom have been rumored to have had involvement in the creation of the Oak Island treasure. The team consults with historical experts and delves further into the history of these secret societies to try and unravel the mystery.

Meanwhile, the Lagina brothers continue their efforts to excavate the massive cofferdam in Smith's Cove that was built to try and prevent flooding during previous dig attempts. They are faced with difficult and dangerous conditions as they work to clear the cove of water and debris. The team hopes that by successfully excavating the cofferdam, they will uncover new clues and evidence that will bring them closer to the treasure.

As always, tensions among the team members run high as they face numerous obstacles and setbacks in their search for the Oak Island treasure. Along with the physical challenges, they must also contend with the emotional toll that the search takes on them personally. With every new discovery or breakthrough, they grow increasingly hopeful that they are getting closer to finally uncovering the truth about the infamous Oak Island treasure.

In "Echoes From the Deep," viewers will be on the edge of their seats as the team uncovers new leads and obstacles in their search for the Oak Island treasure. The episode promises to be jam-packed with mystery, intrigue, and high-stakes drama as the team delves deeper into the history of Oak Island and the secret societies that may have played a role in its famed treasure.