Sunken Ship Secret Treasure Revealed In Uncharted 4: A Thief's End Chapter 12 At Sea, Nathan Drake and Sam continue exploring the beautiful islands and surrounding waters in their search for Henry Avery's lost treasure. Diving beneath the ocean surface, Nathan explores a mysterious sunken ship hidden beneath the waves. While investigating the wreckage, he discovers a valuable collectible treasure, a rare Brass Sundial, preserved among the remains of the ship. This exciting discovery highlights the exploration and treasure-hunting elements that make Uncharted 4 such an unforgettable adventure. The underwater environment, hidden relics, and sense of discovery perfectly capture the spirit of Nathan Drake's quest. From ancient artifacts to breathtaking ocean exploration, every dive brings another clue and treasure waiting to be uncovered. Watch this short to see Nathan recover the Brass Sundial from the depths of the sea.