Preparation

[Amtrak US #1] All aboard!
[Amtrak US #2] Choosing the right USA rail pass
[Amtrak US #3] Buying the USA rail pass
[Amtrak US #4] Drawing the BIG PICTURE
[Amtrak US #5] planning detailed schedule
[Amtrak US #6] making train reservations

Chicago

[Amtrak trip] Boston to Chicago
[Amtrak trip] 24h in Chicago (1)
[Amtrak trip] 24h in Chicago (2)
[Amtrak trip] 24h in Chicago (3) + Chicago to NOLA

New Orleans

[Amtrak trip] Chicago to New Orleans
[Amtrak trip] 24h in New Orleans (1)
[Amtrak trip] 24h in New Orleans (2)
[Amtrak trip] New Orleans to Houston

Houston

[Amtrak trip] 24h in Houston (1)
[Amtrak trip] 24h in Houston (2)
[Amtrak trip] Houston to Tucson

Tucson
[amtrak trip] arriving in Tucson