A talisman was unearthed recently that showed a picture of several gods on one side, all hushing the viewer, or each other and on the flip side an inscription that when reversed proved to be a palindrome...text that reads backwards as well as foreword. Either way you read it reads the following:"Iahweh (the name of a god) is the bearer of the secret name, the lion of Re secure in his shrine."
Dang riddles! Where's Bilbo when you need him.
Read more over at Livescience.