Share it if you LIKE it :). Chapter 8 - The Grave of Henry Avery. In this video of Uncharted 4 Gameplay/Walkthrough, Nathan and Sam are on the Scotland hills on which there is a cathedral and the graveyard which might lead them to the biggest treasure pirate nest of all time. Uncharted 4: A Thief's End is an action-adventure third-person shooter platform video game developed by Naughty Dog and published by Sony Interactive Entertainment for the PlayStation 4 video game console. My Facebook -.