HYDERABAD: On Sunday, the state Cabinet voted to rename the 5.5-kilometre Necklace Road along the Hussain Sagar Lake after former Prime Minister P.V. Narasimha Rao. P.V. Narasimha Rao Marg, or PV Marg, is a popular destination for families because of its gardens, cafes, and children's play areas, as well as walking paths. On June 28, the centennial commemoration of PV's birth