"LeDejeuner sur L'herbe," images of the Founding Fathers, even the Sistine Chapel. None has been immune from being pepper-sprayed by the now virally famous police officer at the University of California, Davis.(http://feeds.feedburner.com/~r/cnet/tcoc/~4/hLvrI8FgRyA)
Attribution: CNET, ECTNews and TechCrunch.