Troop train on the Rio Grande By Angela Cotey | October 19, 2015 | Last updated on January 5, 2021 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Denver & Rio Grande Western 4-8-2 1705 raises an impressive smoke plume as it lifts a troop train up the Front Range of the Rockies at Tolland, Colo., on May 16, 1943. Robert McKell photo Comments+ You must login to submit a comment