Atal Tunnel at Rohtang: Meet The Kerala Engineer Behind the Engineering MarvelInfrastructureBy Rinchen Norbu Wangchuk07 Oct 2020 11:42 ISTMeasuring 9.02 km long, the “world’s longest highway tunnel” connects Manali to the Lahaul-Spiti Valley throughout the year. The Valley was earlier cut off for six months each year because of heavy snowfall.Read More
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