Among the greatest puzzles in the world are the undeciphered scripts - ancient systems of writing that no one has yet been able to learn to read. In many cases, it is not even known what language is represented by such strange symbols. They are like secret codes that no human or computer has yet been able to crack. We can only wonder what mysteries of ancient life are locked behind them.
Here is a brief overview of a few randomly selected undeciphered scripts, organized from oldest to newest.
These are just a few of the mysteries of ancient writing. Some of them may be solved one day. Others may rest in permanent darkness.