The day known to the modern world as Groundhog Day used to be Imbolc, Candlemas and various other holy days that acknowledged this date, or hereabouts, as the midpoint between the winter solstice and the spring equinox.
In other words, it's time to think of all things spring. We're rooting for The Green Man. Jack Frost can suck it.
Photo: Steven Earnshaw
Read more about it here.
Bonus woo-woo: Feb 3 is Lunar New Year (bye tiger, hello rabbit) and a new moon.
