Comments on: Three “Big M’s”, all M636′s, crest the hill with Train #516 in April of 1990. The Big M’s never seemed to have any problems pulling tonnage up and out of the Detroit River Tunnel, and today is no exception. Miss the sounds of these working hard up the hill!!

Comments on: Three “Big M’s”, all M636′s, crest the hill with Train #516 in April of 1990. The Big M’s never seemed to have any problems pulling tonnage up and out of the Detroit River Tunnel, and today is no exception. Miss the sounds of these working hard up the hill!! http://www.railpictures.ca The BEST Canadian photos on the Internet, eh? Fri, 08 May 2026 02:57:22 +0000 hourly 1 http://wordpress.org/?v=3.1