I've been playing around with photo mosaics to give to the grandparents for Christmas, possibly get them blown up full size on canvas.
If you take at least one photo a day, may as well do something with it, right?
Here's one I've done as a test, small size.
Original in spoiler.
About 2000 photos in this one, max one duplicate. I will probably go no duplicates once I get some more photos transfered.
2 for 1: just saw this on wifey's facebook: