US model Lydia Hearst poses during the opening ceremony of the 20th Life Ball in Vienna May 19, 2012. Life Ball is Europe's largest annual AIDS charity event and takes place in Vienna's City Hall. [Photo/Agencies]

Women beat men with torn clothes during "Huranga" at the Dauji temple near the northern Indian city of Mathura March 9, 2012. Huranga is a game played between men and women a day after Holi, the festival of colours, during which men drench women with liquid colours and women tear off the clothes of the men. [Photo/Agencies]