A website stuffed with Poe materials. Trust us, Poe fans can get pretty serious about their guy.
The website of the Poe Museum in Richmond, VA has good info about the poet and his life.
Here's a famous illustrator's interpretation of the poem. Looks to us like an image of the Eidolon. Not bad.
A gallery of photos of Poe. Kind of fun to see the different versions, but a little sad to see how rough he looked at the end.