The Season 3 finale, titled " Secret of the Gnomon ," follows the Pogues deep into the Venezuelan jungle to uncover the legendary lost city of gold, El Dorado. This super-sized episode is the second-longest in the series, running for approximately 1 hour and 14 minutes. Plot Summary
: John B, Sarah, and Big John use the Gnomon of Solana and moonlight to decipher the final directions to the treasure. While Big John stays behind due to a gunshot wound, John B and Sarah navigate underwater caves and solve riddles to reach the gold. Outer Banks S03E10 Secret of the Gnomon.mp4
: After finally seeing the gold, Big John succumbs to his injuries and dies from blood loss while the group attempts to transport him to safety. The 18-Month Time Jump The Season 3 finale, titled " Secret of