The 26th annual Rolling Thunder rally brought motorbike enthusiasts out in their thousands.<br/> <br />The gathering of riders in Washington D.C. aims to help turn the spotlight on the plight of military prisoners of war.<br/> <br />It's also intended to focus attention on troops missing in action.<br/> <br />The bikers assembled in a parking lot at the Pentagon in Virginia.<br/> <br />They headed out together, crossing the Memorial Bridge and finally ending up at the Reflecting Pool facing the Lincoln Memorial on National Mall.<br/> <br />The rally attracts biking enthusiasts from all over the U.S. each Memorial Day weekend.
