The New York Times has an interesting review of the new DVD of Emperor of the North (AKA Emperor of the North Pole). The film starred Lee Marvin and Ernest Borgnine and was filmed on the railroad tracks in the Row River Valley. http://www.nytimes.com/2015/11/22/movies/homevideo/emperor-of-the-north-and-wind-across-the-everglades-fighters-in-nature-and-showbiz.html?ref=movies