Running of the Bulls Celebration in Pamplona

Revelers run through Estafeta Street on the third day of the San Fermin running-of-the-bulls, July 9, 2012 in Pamplona, Spain. Pamplona's famous Fiesta de San Fermin, which involves the running of the bulls through the historic heart of Pamplona for eight days starting July 7th, was made famous by the 1926 novel of U.S. writer Ernest Hemmingway called "The Sun Also Rises." (Jasper Juinen/Getty Images)