What is the hardest puzzle (over 1,000 pieces) that YOU have done. if you want to you can include the time in minutes,hours,days,weeks, and months. also if you wish you may tell everyone the way you solve it like do you separate the pices by color, shape, or whatever.
the hardest puzzle i have done was 1,000 pieces and it took 3 weeks and 4 days approximately.
I did that da vinci code one where you get a blue LED light and it shows you a message. I think it was the same as the movie, 'so dark the con of man' or something.