A special cover was released on 20th November 2015 at Kolkata on the occasion of 31 glorious years of service of Metro Railway in Kolkata. A philatelic exhibition was also held on Metro Railway.
Kolkata metro is the first underground metro Railway, which runs on a stretch of 27,223 kms through the busy North-South axis. "India's first - Kolkata's pride" extends from Noapara station near Netaji Subhas Chandra Bose International airport, Kolkata to Kavi Subhash station near Garia and has been serving the City of Joy since 24th October 1984.
Courtesy: Sreejesh Krishnan, Thiruvananthapuram.