Animal rights activist Lena Sliussarchik from Ukraine, stripped to her underpants, demands 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]