The Boy Who Cried Wolf
The Sasquatch isn’t the only myth to make its way into Assassin’s Creed 3 as an easter egg. The story from Aesop’s fables about the boy who cried wolf can also be found in the game a distance north of New York in a secluded camp.
Finding his wolf-eaten corpse (he did cry wolf, after all) will cause an errant wolf to spawn near your location, who will immediately attempt to end your life. A video by youtuber Stuckatspawn shows where he is: