When I saw this Hudson Bay Blanket headboard, I just had to find more bedrooms that used blankets at the head of the bed instead of for covering up:

Whether they're heavy and warm like the wool Hudson Bay headboard pictured first or light and airy like the turquoise one draped over the frame in image four, blankets are a terrific way to create a headboard in minutes.

1. Canadian House & Home
2. BHG, Martha Stewart
3. BHG
4. & 5. DecorPad

Images: as linked above