water fight , the Water and Fire Park , northern Tehran, Iran. 打水仗，水火公園，德黑蘭北部，伊朗。

Milad Beheshti / AP
PhotoBlog - Water gun fight in a park? Iran sees dark designs
http://photoblog.msnbc.msn.com/_news/2011/09/05/7617794-water-gun-fight-in-a-park-iran-sees-dark-designs