New Delhi, Mar 08 (ANI): The World Culture Festival, a three-day event by Sri Sri Ravi Shankar's Art of Living foundation, saw army personnel involved in the construction work. The army personnel constructed pontoon bridge on the Yamuna for Sri Sri Ravi Shankar's World Culture Festival. The army has spent more than a week building two bridges, which will float on the Yamuna for the event. The event is expected to draw 3.5 million people to the banks of the river and will be opened by Prime Minister Narendra Modi.