An animal rights activist stripped to her underpants, displays anti-bullfighting messages while demanding the end of Spain's internationally famous fiesta, the running of the bulls, on the eve of the start of the famous 'San Fermin' festival, in Pamplona July 5, 2006. A pack of six fighting bulls run through the centre of the town to the bullring every morning during the week long festival made famous by US writer Ernest Hemingway. [Reuters]