Belgian school children sing the Belgian and American national anthems while they wave the flags of each nation during the Memorial Day ceremony at the Netherlands American Cemetery and Memorial in Margraten, Belgium, May 30, 2010. Belgian school children sing the Belgian and American national anthems while they wave the flags of each nation during the Memorial Day ceremony at the Netherlands American Cemetery and Memorial in Margraten, Belgium, May 30, 2010. SHARE: Download: Full Size (0.73 MB) Tags: Photo Essays Credit: VIRIN: 754855-Q-HUY56-423.jpg Photo Gallery