Planes trailing blue, white and red smoke
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WW1 centenary: Flypast in Liege

4 August 2014 Last updated at 15:17 BST

As part of the commemorations of the centenary of the start of World War One, aircraft from the Belgian and French air forces flew over the town hall in Liege, watched by the King and Queen of Belgium, French President Francois Hollande and a large crowd.