The festival is a deeply-rooted celebration held annually from 12:00, 6 July, when the opening of the fiesta is marked by setting off the pyrotechnic chupinazo,to midnight 14 July, with the singing of the Pobre de Mí. While its most famous event is the encierro, the running of the bulls, the biggest day is 7 July, when thousands of people accompany a replica of the statue of Saint Fermin along the streets in the old part of Pamplona