Rock chicks and guitar gods at "Rock in Rio"
Rock in Rio, the world's biggest music festival, kicked off on Sept 23 in the city of its birth, with Rihanna, Shakira, Coldplay and Lenny Kravitz sharing the billing. Tickets to the week-long event have been snapped up by 700,000 people who will crowd into a specially built "City of Rock".
Other artists to belt out tunes at the festival include Elton John, Stevie Wonder, the Red Hot Chili Peppers, Jamiroquai, Metallica, Maroon 5, Guns N' Roses, and Brazil's top singers.
Click on thumbnail to view (Photos: AFP, Reuters)