"Knocked it off the bucket list," said President Obama, referring to his visit to Stonehenge yesterday. "How cool is this?" he remarked while being led on a tour of the ancient stones tucked into the rolling green English landscape about 80 miles southwest of London. Obama carved out time to play tourist after the NATO summit in Wales. Had he been there a few centuries earlier, he might have seen the stones in a complete circle. (More President Obama stories.)