Water is poured on revelers, from the balconies during the 'Chupinazo,' the official opening of the 2010 San Fermin fiestas on Tuesday, July 6, 2010, in Pamplona, Spain. The fiestas 'Los San Fermines,' held since 1591, attracts tens of thousands of foreign visitors each year for nine days of revelry, morning bull-runs and afternoon bullfights. (AP Photo/Victor R. Caivano)