The platform of Kharagpur Railway Station is the longest railway platform in India. The length of the Kharagpur Railway platform is 1072.5m. The platform was originally 716m long. It's length was extended twice, once to 833m and then to its present length.
Excluding subway platforms (the Chicago subway has the longest one), Kharagpur has the longest railway platform in the world. Kharagpur is located in the Midnapore West district of the state of West Bengal. It is famous as the place where the first Indian Institute of Technology was established. Kharagpur also has one of the biggest railway workshops in India.