Pictures from the Philadelphia St. Patrick's Day Parade

<div class="meta image-caption"><div class="origin-logo origin-image none"><span>none</span></div><span class="caption-text">A sea of green streamed through Center City on Sunday for the annual Philadelphia St. Patrick&#39;s Day Parade.  The parade dates back to 1771.</span></div>
March 17, 2014 7:43:47 AM PDT