Time-Lapse

Recently I spring clean my room, and found the 'almost forgotten' 2000 pieces jigsaw puzzle. The picture is "the Zodiac". I decided to finish it to begin this year, and did it in 10 days (started 27 Dec, finished 5 January). Since I know that this will be done in a couple of days, I decide to experiment with Time-lapse photography. What is Time-lapse? basically take photos of on going process of something. Therefore you could see as the progress goes. Here's the result:



and here's the finished puzzle: