Unsolved puzzles that could lead to buried treasure or identify the Zodiac Killer
- Posted on June 23, 2025
- By The Daily Star
- 1 Views
Unsolved puzzles that could lead to buried treasure or identify the Zodiac Killer
That sudoku might look tricky, but it’s nothing compared to the brainteasers that have gone unsolved for centuries. Solve one of these and you could end up £30million richer…
