World's Busiest Railway(2015)

World's Busiest Railway is a documentary series that explores India's sprawling rail network through the eyes of presenters Dan Snow, Anita Rani, and Robert Llewellyn. Starting at the iconic Chhatrapati Shivaji Terminus in Mumbai, the trio investigates the engineering and logistics that keep one of the world's most heavily trafficked railway systems running. With correspondent John Sergeant reporting from across the country, the series reveals how millions of passengers and tonnes of cargo move daily through this complex infrastructure. The programme examines the science, history, and human stories behind the railways that connect India's cities and villages, showcasing both the triumphs and challenges of maintaining such an ambitious transportation network.