Prime Minister Narendra Modi on October 3 inaugurated the all-weather Atal tunnel, which reduces the distance between Manali and Leh by 46 km and the travel time by four to five hours. The tunnel is strategically important for India. On the other hand, the work for the Zojila tunnel is also in progress. But what are the special features of the Atal Tunnel? To know about these, watch this video.