368K views · 3.5K reactions | #Watch | The Kolkata Metro Railway will connect the city's airport to the city centre through operational and under-construction metro lines cutting the journey from the Esplanade to the airport to 30 minutes, providing a huge infrastructural boost to Kolkata's metro network. Get an exclusive sneak peek! NDTV's Saurabh Gupta brings this special report. | NDTV | Facebook