Atal Tunnel is `longest highway tunnel above 10,000 feet`, says World Book of Records

The 9.02 km long, strategically significant, Atal Tunnel, that runs under the `Rohtang Pass` was constructed on the Manali - Leh Highway under the challenging conditions of freezing temperatures in extremely difficult terrain. Atal Tunnel was dedicated to the nation by Prime Minister Narendra Modi on October 3, 2020.