These are the former PDF Route Guides that Amtrak previously published in old days and they were available on train when you log in their free WiFi so that is how I found about it so I though to share them here for you to enjoy and see.
- Adirondack (2010)
- Blue Water (2009)
- California Zephyr (2014)
- Cardinal (2009)
- City of New Orleans (2010)
- Coast Starlight (2014)
- Crescent (2009)
- Empire Builder (2010)
- Ethan Allen Express (2010)
- Lake Shore Limited (2009)
- Maple Leaf (2009)
- Pere Marquette (2009)
- Silver Service (2014)
- Southwest Chief (2008)
- Sunset Limited (2009)
- Texas Eagle (2009)
- Vermonter (2010)
I hope you will enjoy them and have fun traveling!