We all think it could be a Seahawks-Broncos Super Bowl, but history hasn't favored No. 1 seeds

[youtube=http://www.youtube.com/watch?v=I5qzmAI9JZI&w=600&h=315]

Here's the current NFL playoff picture, although a lot can change in these last three weeks: on the AFC side, DEN and NE get byes; on the NFC side, SEA and NO do. Seattle seems like a pretty solid lock for home-field throughout the NFC side -- they basically just need to win this weekend ag…