It’s #TBT and for Throwback Thursday this week we have some cool behind-the-scenes footage of Rio Grande Southern Steam Locomotive No. 20 at a grade crossing near Antonito, CO captured in stunning 4K by Museum Volunteer John Mexiel during the locomotives off-site adventures in 2021!

Learn all about RGS 20’s recent-site Adventures in the latest episode of Big Train Tours:

Do you have any home movies or photographs that feature the Colorado Railroad Museum, The Museum’s equipment or Colorado Railroads in general? We’d love to share them! Contact the Colorado Railroad Museum’s Multimedia Coordinator Matthew Isaacks at or call 720-274-5141!

In 2021 the Museum is operating socially distanced train rides each Saturday! Follow us on Pinterest, Facebook, YouTube, Instagram and Twitter.


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15-acre railyard with over 100 locomotives is waiting for you to explore. 


17155 W. 44th Avenue
Golden, CO 80403

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