Where it Gets Weird:
Poe did a Blair Witch thing with his novel, which claimed to be based on true events. This turned out to be a half-truth: The real life events simply had not happened yet.
One scene in The Narrative of Arthur Gordon Pym of Nantucket visits a whaling ship lost at sea, taking with it all but four crewmen. Out of food, the men drew lots to see who would be eaten, the unfortunate decision landing on a young cabin boy named Richard Parker.
Before fathering Spider-Man and being double-crossed by the Red Skull!
Editor's note: Change that. You're an idiot.
Forty-six years later, there was an actual disaster at sea involving the Mignonette. It became famous due to the legal consequences of some gruesome events on board, specifically the way the men drew lots and decided to eat their cabin boy...
Where it Gets Even Weirder:
...who was named Richard Parker.
Richard Parker: aged 17 years.