Delhi Metro is a rapid transit system serving Delhi and its satellite cities of Faridabad, Ghaziabad, Gurgaon and Noida in India. It is the world's 12th largest metro system in terms of length. It hasDelhi Metro is a rapid transit system serving Delhi and its satellite cities of Faridabad, Ghaziabad , Gurgaon and Noida in India. It is the world's 12th largest metro system in terms of length. It has a combination of elevated, at-grade, and underground lines, and uses both broad gauge and standard gauge rolling stock. The network consists of over 250 stations and has a total track length of over 390 km. It has been instrumental in reducing traffic congestion in the city, and connecting distant areas of the National Capital Region. It has also been credited with providing a boost to the real estate sector of Delhi. a combination of elevated, at-grade, and underground lines, and uses both broad gauge and standard gauge rolling stock. The network consists of over 250 stations and has a total track length of over 390 km. It has been instrumental in reducing traffic congestion in the city, and connecting distant areas of the National Capital Region. It has also been credited with providing a boost to the real estate sector of Delhi. ... more