I think everyone likes to see street running trains or just locomotives - it's highly unusual to see standard gauge locomotives doing the same in the UK, nowadays:   http://www.railpictures.net/viewphoto.php?id=175758&nseq=14   The New York and Greenwood Lake Railway is "yet" another New Jersey Shortline. As the Crow flies I estimate this is within 10 miles of Manhattan across the Hudson River.   Best, Pete.