Il Giorno della marmotta è un evento popolarissimo negli Usa

Punxsutawney Phil, the weather predicting groundhog, center, stands on the shoulder of one of his handlers John Griffiths while looking at other handler Ben Hughes, after the Groundhog Club claimed that Phil did not see his shadow and winter has ended on Groundhog Day, Wednesday, Feb. 2, 2011, in Punxsutawney, Pa.

(AP Photo/Keith Srakocic)