Once a wedding ring has been placed on the finger, it is considered bad luck to remove it.
117
In some parts of England, rum is used to wash a baby's head for good luck.
71
Placing keys on a table is considered unlucky. (Sweden)
3
Some motorcycle enthusiasts hang a biker's bell from a portion of their bike to protect themselves from evil road spirits.
64
An acorn at the window will keep lightning out
93
Opening an umbrella indoors is said to result in 21 days of bad luck. Some traditions hold that it is only bad luck if the umbrella is placed over the head of someone while indoors.
75
The superstitious symbolism of a black cat crossing one's path is dependent upon culture: some cultures consider this a sign of impending bad luck, while some cultures consider this a sign of impending good luck.
75
Pirates believed that piercing the ears with such precious metals as silver and gold improved one's eyesight.
131