Faclan-luirg Mumbai Bombay India

Two teen cricket prodigies struggle against their overbearing father and a system stacked against them to realize their own ambitions and identities.

Following a recent setback, life becomes so-so and depressing for Kabir. But one night, he happens to discover his friend's 200-year old, obscure cottage in the city, and everything changes.

From the Chhatrapati Shivaji Terminus in Mumbai, Dan Snow, Anita Rani and Robert Llewellyn explore the science behind the world's busiest railway. With John Sergeant reporting from across India.

Series in which a group of young people are put through their paces as they embark on a crash course in urban survival in some of the world's biggest slums.