Talk:Industrial railway/to do

Photos - add photos of industrial railways in several incarnations (narrow gauge, standard gauge, diesel, electric, etc)
Further expand the discussion of their use in hazardous locations, e.g. mining
Discuss motive power options that have been used, e.g. diesel, smokeless, electric, animal (like horse or mule)
Discuss what happens to the railraods and their equipment when they are no longer needed; for example, the Chicago tunnel railways described in Forty feet below: The story of Chicago's freight tunnels.