From the Himalayas in the north to the Nilgiris in the south - for a hundred years these little trains have climbed through the clouds and into the wonderful world of Indian hill railways.Shimla was once the summer capital of the Raj. They built churches, schools, a town hall and the railway and left behind their symbols of empire and an ethos of duty, loyalty and ambition - but they also left a divided subcontinent.Characters featured include Maqsood, a refugee and a porter from Kashmir, and John Whitmarsh-Knight, a teacher looking for a home. Sanjay the stationmaster is hoping for promotion and his boss Bataljit is waiting for a transfer, but everybody is waiting for the snow.