Economy India's first railway station inside tunnel to come up in Himachal Pradesh Updated : October 17, 2018 04:24 PM IST While many metro stations in Delhi and other cities are inside tunnels, once completed, the Keylong station in Himachal Pradesh will be the first on the railway network to be inside a tunnel. Keylong is the administrative centre of Lahaul and Spiti district, 26 km north of Manali and 120 km from the Indo-Tibetan border. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.