The document summarizes various superstitions from the USA, UK, and Mexico. In the USA, some believe Friday the 13th is unlucky due to 13 people being present at the Last Supper or Loki being the 13th god. Knocking on wood was thought to ward off evil spirits. Dream catchers were believed to catch bad dreams. Owls were seen by some Native American tribes as omens of death. Certain animals like bears and eagles carried symbolic meanings. In the UK, saying "white rabbits" on the first of the month was thought to bring luck. Autumn leaves and scissors under the pillow also had superstitious meanings. Mexican superstitions included not passing salt hand to hand