Train Conductor 2: USA is the 3/15 app.
Take control over locomotives barreling through famous American locations in everyones favorite action game. It's all about quick decisions and strategy as you guide trains to the destination while avoiding disastrous collisions!
It appears Amazon is giving a $1 credit towards their mp3 downloads, even for downloading the FAOTD!
It also requires a minimum of 1.7 gigs after installation.
Soon, phones and tablets will need a local hard disk.