Prime Minister Narendra Modi will be inaugurating the world’s longest Atal Tunnel on October 3. The tunnel is built under the 3,978 metre high Rohtang Pass on the Leh-Manali highway in Himachal Pradesh. After this, PM Modi will also address a public meeting. This information has been given by Education Minister and Tribal Development Minister Dr. Ram Lal Markanda of Manali. Dr. Ramlal said that on the instructions of HP CM Jai Ram Thakur, a public meeting will be held in Sissu or Keylong in Lahaul.