Delhi begins trial runs of the Namo Yamuna River Safari. Check the route, Rs 500 ticket price, 40 minute ride duration and expected launch date. Delhi residents may soon be able to explore the Yamuna from the water, with the Delhi government starting trial runs of its first river cruise, named Namo Yamuna: River Safari, on Monday, October 26.The cruise is planned along a five kilometre stretch between Sonia Vihar and Jagatpur.