Go back and have a look at the .pdf I linked to as (from my brief scan of the TOC) it appears to discuss case law with respect to transportation-related issues.
I may look at it tonight if my wife and kids don't have too much loaded on my plate.
Subways are public accomodations in the same sense as a sidewalk is a public accomodation. An airplane is a public accomodation in the same sense as a resturant is a public accomodation.
Go back and have a look at the .pdf I linked to as (from my brief scan of the TOC) it appears to discuss case law with respect to transportation-related issues.
I'll check it out.