Jan van haasterens the nijmegen marches is an tremendously amusing and detailed 1000 piece jigsaw puzzle which portrays the largest multiple day marching event in the world the four day nijmegen marches the event is held annually to promote sport and exercise with military and civilians leading the way to a teeming finish line the puzzle image features supporters cheering along and celebrating by awarding the walkers with gladioli and the traditional military golden cross award but w