Item RELIGION RESEARCH! It's always interesting to study the parallels between different religions. After all, it was always easier to make people convert to your religion if the lines between were slightly blurred.
Vegvisir ("the viking compass"). It is said that if this sign is carried, one will never lose one's way in storms or bad weather, even when the way is not known. It is encircled by protection runes. This would be a cool tattoo.