What is the hardest jigsaw puzzle ever?

What is the hardest jigsaw puzzle ever? World’s Most Difficult Jigsaw Puzzle – Dalmatians is a quality 529 piece jigsaw puzzle from Paul Lamond Games. This brilliant jigsaw puzzle is double-sided, with the same artwork on both sides, making it the ultimate challenge for even the most enthusiastic of puzzlers.

World’s Most Difficult Jigsaw Puzzle – Dalmatians is a quality 529 piece jigsaw puzzle from Paul Lamond Games. This brilliant jigsaw puzzle is double-sided, with the same artwork on both sides, making it the ultimate challenge for even the most enthusiastic of puzzlers.