Rio Grande Articulateds and the California Zephyr By Classic Trains Staff | January 24, 2014 | Last updated on January 29, 2024 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Watch video clips of big steam locomotives and the California Zephyr in action on the Denver & Rio Grande Western from the Sunday River Productions DVD programs “Otto Perry’s Rio Grande Articulateds” and “Burlington Zephyrs.”