Prime Minister Narendra Modi is all set to inaugurate the longest highway tunnel in the world, Atal Tunnel, in Rohtang on October 3.
Atal Tunnel is the longest highway tunnel in the World which is 9.02 Km long and connects Manali to Lahaul-Spiti valley throughout the year.
The Tunnel is built with ultra-modern specifications in the Pir Panjal range of Himalayas at an altitude of 3,000 meters (10,000 feet) from the Mean Sea Level (MSL).