There are basically three views about the Millennium known by “Pre,” “Ah,” and “Post” (Before, no, and after). On Desiring God’s website I found a discussion of the three views I would commend to you. It is called, “An Evening of Eschatology.” You can either listen… watch… or download the file. This would be a good resource for discussion or thought.
Click here to read the introduction and/or download the discussion.