Now a major film, starring Dev Patel, Nicole Kidman and Rooney Mara, Lion tells the amazing story of five-year-old Saroo Brierley, who lives in a one-room hut in a poor village in India. One day, when he goes off to work with his older brother, he boards the wrong train and gets lost. He ends up on the streets of Calcutta and eventually he is adopted and goes to live in Tasmania. When Saroo reaches 30, he knows he needs to trace his roots and find home. With some dogged determination, a heap of good luck and the power of Google Earth, he finds his way back home.