China's Last Little Train (2014)
In a mountainous region of Sichuan, best known for pandas and earthquakes, there are no roads, no cars, no buses. But there is … a train. This documentary tells the story of the last working narrow gauge steam railway in China.
China's Last Little Train - watch online: streaming, buy or rent
Currently you are able to watch "China's Last Little Train" streaming on Curiosity Stream.