Synchronization points in Assassin's Creed IV Black Flag are the highest points in the game, and allow Edward Kenway to see out over the landscape to fill in his map.
Assassin's Creed IV: Synchronization Point
From Orcz
Synchronization points in Assassin's Creed IV Black Flag are the highest points in the game, and allow Edward Kenway to see out over the landscape to fill in his map.