Think relying on a groundhog's shadow to predict the end of winter makes little sense? Check out even stranger celebrations from around the world.
<b>Groundhog Day</b> -- <br/> Every Feb. 2, we rely on a groundhog to predict the weather. If Punxsutawney Phil sees his shadow, we accept 6 more weeks of cold weather. And if Phil doesn’t, we can hope for an early spring.